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Finding the Fourth Proportional to 152,089.92, 228,134.88 and 63,317.16

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Solution

The fourth proportional to 152,089.92, 228,134.88 and 63,317.16 is: 94,975.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,089.92 : 228,134.88 = 63,317.16 : x
  2. Step 2: Convert to fraction form
    152,089.92/228,134.88 = 63,317.16/x
  3. Step 3: Cross multiply
    152,089.92x = 228,134.88 × 63,317.16
  4. Step 4: Simplify right side
    152,089.92x = 14,444,852,698.54
  5. Step 5: Solve for x
    x = 14,444,852,698.54/152,089.92
  6. Step 6: Final answer
    x = 94,975.74

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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.