Home / 62,539.28-86,292.20-42,412.56

Finding the Fourth Proportional to 62,539.28, 86,292.20 and 42,412.56

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Solution

The fourth proportional to 62,539.28, 86,292.20 and 42,412.56 is: 58,521.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,539.28 : 86,292.20 = 42,412.56 : x
  2. Step 2: Convert to fraction form
    62,539.28/86,292.20 = 42,412.56/x
  3. Step 3: Cross multiply
    62,539.28x = 86,292.20 × 42,412.56
  4. Step 4: Simplify right side
    62,539.28x = 3,659,873,110.03
  5. Step 5: Solve for x
    x = 3,659,873,110.03/62,539.28
  6. Step 6: Final answer
    x = 58,521.19

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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.