Home / 141,962.60-212,988.24-42,123.26

Finding the Fourth Proportional to 141,962.60, 212,988.24 and 42,123.26

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Solution

The fourth proportional to 141,962.60, 212,988.24 and 42,123.26 is: 63,198.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,962.60 : 212,988.24 = 42,123.26 : x
  2. Step 2: Convert to fraction form
    141,962.60/212,988.24 = 42,123.26/x
  3. Step 3: Cross multiply
    141,962.60x = 212,988.24 × 42,123.26
  4. Step 4: Simplify right side
    141,962.60x = 8,971,759,010.46
  5. Step 5: Solve for x
    x = 8,971,759,010.46/141,962.60
  6. Step 6: Final answer
    x = 63,198.05

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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.