Home / 62,505.31-86,259.39-34,210.99

Finding the Fourth Proportional to 62,505.31, 86,259.39 and 34,210.99

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Solution

The fourth proportional to 62,505.31, 86,259.39 and 34,210.99 is: 47,212.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,505.31 : 86,259.39 = 34,210.99 : x
  2. Step 2: Convert to fraction form
    62,505.31/86,259.39 = 34,210.99/x
  3. Step 3: Cross multiply
    62,505.31x = 86,259.39 × 34,210.99
  4. Step 4: Simplify right side
    62,505.31x = 2,951,019,128.70
  5. Step 5: Solve for x
    x = 2,951,019,128.70/62,505.31
  6. Step 6: Final answer
    x = 47,212.29

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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.