Home / 99,746.43-137,652.80-59,463.51

Finding the Fourth Proportional to 99,746.43, 137,652.80 and 59,463.51

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Solution

The fourth proportional to 99,746.43, 137,652.80 and 59,463.51 is: 82,061.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,746.43 : 137,652.80 = 59,463.51 : x
  2. Step 2: Convert to fraction form
    99,746.43/137,652.80 = 59,463.51/x
  3. Step 3: Cross multiply
    99,746.43x = 137,652.80 × 59,463.51
  4. Step 4: Simplify right side
    99,746.43x = 8,185,318,352.01
  5. Step 5: Solve for x
    x = 8,185,318,352.01/99,746.43
  6. Step 6: Final answer
    x = 82,061.27

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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.