Home / 112,889,972.48-169,334,629.30-31,008,928.95

Finding the Fourth Proportional to 112,889,972.48, 169,334,629.30 and 31,008,928.95

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Solution

The fourth proportional to 112,889,972.48, 169,334,629.30 and 31,008,928.95 is: 46,513,302.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,889,972.48 : 169,334,629.30 = 31,008,928.95 : x
  2. Step 2: Convert to fraction form
    112,889,972.48/169,334,629.30 = 31,008,928.95/x
  3. Step 3: Cross multiply
    112,889,972.48x = 169,334,629.30 × 31,008,928.95
  4. Step 4: Simplify right side
    112,889,972.48x = 5,250,885,488,738,288
  5. Step 5: Solve for x
    x = 5,250,885,488,738,288/112,889,972.48
  6. Step 6: Final answer
    x = 46,513,302.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.