Home / 113,095.44-169,643.16-38,215.80

Finding the Fourth Proportional to 113,095.44, 169,643.16 and 38,215.80

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Solution

The fourth proportional to 113,095.44, 169,643.16 and 38,215.80 is: 57,323.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,095.44 : 169,643.16 = 38,215.80 : x
  2. Step 2: Convert to fraction form
    113,095.44/169,643.16 = 38,215.80/x
  3. Step 3: Cross multiply
    113,095.44x = 169,643.16 × 38,215.80
  4. Step 4: Simplify right side
    113,095.44x = 6,483,049,073.93
  5. Step 5: Solve for x
    x = 6,483,049,073.93/113,095.44
  6. Step 6: Final answer
    x = 57,323.70

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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.