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Finding the Fourth Proportional to 59,641.88, 89,473.77 and 19,663.22

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Solution

The fourth proportional to 59,641.88, 89,473.77 and 19,663.22 is: 29,498.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,641.88 : 89,473.77 = 19,663.22 : x
  2. Step 2: Convert to fraction form
    59,641.88/89,473.77 = 19,663.22/x
  3. Step 3: Cross multiply
    59,641.88x = 89,473.77 × 19,663.22
  4. Step 4: Simplify right side
    59,641.88x = 1,759,342,423.74
  5. Step 5: Solve for x
    x = 1,759,342,423.74/59,641.88
  6. Step 6: Final answer
    x = 29,498.44

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1.5x scale

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.