Home / 88,860.90-133,072.65-59,117.70

Finding the Fourth Proportional to 88,860.90, 133,072.65 and 59,117.70

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Solution

The fourth proportional to 88,860.90, 133,072.65 and 59,117.70 is: 88,531.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,860.90 : 133,072.65 = 59,117.70 : x
  2. Step 2: Convert to fraction form
    88,860.90/133,072.65 = 59,117.70/x
  3. Step 3: Cross multiply
    88,860.90x = 133,072.65 × 59,117.70
  4. Step 4: Simplify right side
    88,860.90x = 7,866,949,000.91
  5. Step 5: Solve for x
    x = 7,866,949,000.91/88,860.90
  6. Step 6: Final answer
    x = 88,531.05

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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.