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Finding the Fourth Proportional to 95,210.94, 142,675.65 and 89,885.61

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Solution

The fourth proportional to 95,210.94, 142,675.65 and 89,885.61 is: 134,695.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,210.94 : 142,675.65 = 89,885.61 : x
  2. Step 2: Convert to fraction form
    95,210.94/142,675.65 = 89,885.61/x
  3. Step 3: Cross multiply
    95,210.94x = 142,675.65 × 89,885.61
  4. Step 4: Simplify right side
    95,210.94x = 12,824,487,832.40
  5. Step 5: Solve for x
    x = 12,824,487,832.40/95,210.94
  6. Step 6: Final answer
    x = 134,695.53

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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.