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Finding the Fourth Proportional to 88,858.90, 133,069.65 and 59,115.70

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Solution

The fourth proportional to 88,858.90, 133,069.65 and 59,115.70 is: 88,528.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,858.90 : 133,069.65 = 59,115.70 : x
  2. Step 2: Convert to fraction form
    88,858.90/133,069.65 = 59,115.70/x
  3. Step 3: Cross multiply
    88,858.90x = 133,069.65 × 59,115.70
  4. Step 4: Simplify right side
    88,858.90x = 7,866,505,508.51
  5. Step 5: Solve for x
    x = 7,866,505,508.51/88,858.90
  6. Step 6: Final answer
    x = 88,528.05

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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.