Home / 137,347.03-206,052.50-42,572.19

Finding the Fourth Proportional to 137,347.03, 206,052.50 and 42,572.19

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Solution

The fourth proportional to 137,347.03, 206,052.50 and 42,572.19 is: 63,868.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,347.03 : 206,052.50 = 42,572.19 : x
  2. Step 2: Convert to fraction form
    137,347.03/206,052.50 = 42,572.19/x
  3. Step 3: Cross multiply
    137,347.03x = 206,052.50 × 42,572.19
  4. Step 4: Simplify right side
    137,347.03x = 8,772,104,936.85
  5. Step 5: Solve for x
    x = 8,772,104,936.85/137,347.03
  6. Step 6: Final answer
    x = 63,868.18

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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.