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Finding the Fourth Proportional to 152,468.19, 228,591.32 and 63,746.87

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Solution

The fourth proportional to 152,468.19, 228,591.32 and 63,746.87 is: 95,573.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,468.19 : 228,591.32 = 63,746.87 : x
  2. Step 2: Convert to fraction form
    152,468.19/228,591.32 = 63,746.87/x
  3. Step 3: Cross multiply
    152,468.19x = 228,591.32 × 63,746.87
  4. Step 4: Simplify right side
    152,468.19x = 14,571,979,697.48
  5. Step 5: Solve for x
    x = 14,571,979,697.48/152,468.19
  6. Step 6: Final answer
    x = 95,573.90

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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.