Home / 112,460.01-155,194.97-64,712.40

Finding the Fourth Proportional to 112,460.01, 155,194.97 and 64,712.40

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Solution

The fourth proportional to 112,460.01, 155,194.97 and 64,712.40 is: 89,303.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,460.01 : 155,194.97 = 64,712.40 : x
  2. Step 2: Convert to fraction form
    112,460.01/155,194.97 = 64,712.40/x
  3. Step 3: Cross multiply
    112,460.01x = 155,194.97 × 64,712.40
  4. Step 4: Simplify right side
    112,460.01x = 10,043,038,976.63
  5. Step 5: Solve for x
    x = 10,043,038,976.63/112,460.01
  6. Step 6: Final answer
    x = 89,303.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.