Home / 210,086.14-315,129.05-62,342.14

Finding the Fourth Proportional to 210,086.14, 315,129.05 and 62,342.14

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Solution

The fourth proportional to 210,086.14, 315,129.05 and 62,342.14 is: 93,513.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,086.14 : 315,129.05 = 62,342.14 : x
  2. Step 2: Convert to fraction form
    210,086.14/315,129.05 = 62,342.14/x
  3. Step 3: Cross multiply
    210,086.14x = 315,129.05 × 62,342.14
  4. Step 4: Simplify right side
    210,086.14x = 19,645,819,353.17
  5. Step 5: Solve for x
    x = 19,645,819,353.17/210,086.14
  6. Step 6: Final answer
    x = 93,513.16

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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.