Home / 142,708.80-214,122.84-62,705.52

Finding the Fourth Proportional to 142,708.80, 214,122.84 and 62,705.52

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Solution

The fourth proportional to 142,708.80, 214,122.84 and 62,705.52 is: 94,084.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,708.80 : 214,122.84 = 62,705.52 : x
  2. Step 2: Convert to fraction form
    142,708.80/214,122.84 = 62,705.52/x
  3. Step 3: Cross multiply
    142,708.80x = 214,122.84 × 62,705.52
  4. Step 4: Simplify right side
    142,708.80x = 13,426,684,026.08
  5. Step 5: Solve for x
    x = 13,426,684,026.08/142,708.80
  6. Step 6: Final answer
    x = 94,084.49

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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.