Home / 315,010.13-472,515.20-93,394.13

Finding the Fourth Proportional to 315,010.13, 472,515.20 and 93,394.13

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Solution

The fourth proportional to 315,010.13, 472,515.20 and 93,394.13 is: 140,091.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,010.13 : 472,515.20 = 93,394.13 : x
  2. Step 2: Convert to fraction form
    315,010.13/472,515.20 = 93,394.13/x
  3. Step 3: Cross multiply
    315,010.13x = 472,515.20 × 93,394.13
  4. Step 4: Simplify right side
    315,010.13x = 44,130,143,186.23
  5. Step 5: Solve for x
    x = 44,130,143,186.23/315,010.13
  6. Step 6: Final answer
    x = 140,091.19

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Similar ratio
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1.5x scale

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.