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Finding the Fourth Proportional to 58,801.30, 88,087.12 and 46,979.66

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Solution

The fourth proportional to 58,801.30, 88,087.12 and 46,979.66 is: 70,377.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,801.30 : 88,087.12 = 46,979.66 : x
  2. Step 2: Convert to fraction form
    58,801.30/88,087.12 = 46,979.66/x
  3. Step 3: Cross multiply
    58,801.30x = 88,087.12 × 46,979.66
  4. Step 4: Simplify right side
    58,801.30x = 4,138,303,050.75
  5. Step 5: Solve for x
    x = 4,138,303,050.75/58,801.30
  6. Step 6: Final answer
    x = 70,377.75

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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.