Home / 88,864.90-133,078.65-59,121.70

Finding the Fourth Proportional to 88,864.90, 133,078.65 and 59,121.70

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Solution

The fourth proportional to 88,864.90, 133,078.65 and 59,121.70 is: 88,537.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,864.90 : 133,078.65 = 59,121.70 : x
  2. Step 2: Convert to fraction form
    88,864.90/133,078.65 = 59,121.70/x
  3. Step 3: Cross multiply
    88,864.90x = 133,078.65 × 59,121.70
  4. Step 4: Simplify right side
    88,864.90x = 7,867,836,021.71
  5. Step 5: Solve for x
    x = 7,867,836,021.71/88,864.90
  6. Step 6: Final answer
    x = 88,537.05

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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.