Home / 102,273.12-141,103.08-59,801.58

Finding the Fourth Proportional to 102,273.12, 141,103.08 and 59,801.58

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Solution

The fourth proportional to 102,273.12, 141,103.08 and 59,801.58 is: 82,506.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,273.12 : 141,103.08 = 59,801.58 : x
  2. Step 2: Convert to fraction form
    102,273.12/141,103.08 = 59,801.58/x
  3. Step 3: Cross multiply
    102,273.12x = 141,103.08 × 59,801.58
  4. Step 4: Simplify right side
    102,273.12x = 8,438,187,126.87
  5. Step 5: Solve for x
    x = 8,438,187,126.87/102,273.12
  6. Step 6: Final answer
    x = 82,506.40

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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.