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Finding the Fourth Proportional to 63,159.52, 94,648.80 and 46,388

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Solution

The fourth proportional to 63,159.52, 94,648.80 and 46,388 is: 69,515.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,159.52 : 94,648.80 = 46,388 : x
  2. Step 2: Convert to fraction form
    63,159.52/94,648.80 = 46,388/x
  3. Step 3: Cross multiply
    63,159.52x = 94,648.80 × 46,388
  4. Step 4: Simplify right side
    63,159.52x = 4,390,568,534.40
  5. Step 5: Solve for x
    x = 4,390,568,534.40/63,159.52
  6. Step 6: Final answer
    x = 69,515.55

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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.