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Finding the Fourth Proportional to 59,278.80, 88,987.65 and 46,807.23

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Solution

The fourth proportional to 59,278.80, 88,987.65 and 46,807.23 is: 70,265.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,278.80 : 88,987.65 = 46,807.23 : x
  2. Step 2: Convert to fraction form
    59,278.80/88,987.65 = 46,807.23/x
  3. Step 3: Cross multiply
    59,278.80x = 88,987.65 × 46,807.23
  4. Step 4: Simplify right side
    59,278.80x = 4,165,265,400.71
  5. Step 5: Solve for x
    x = 4,165,265,400.71/59,278.80
  6. Step 6: Final answer
    x = 70,265.68

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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.