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Finding the Fourth Proportional to 88,963.77, 133,490.91 and 39,030.93

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Solution

The fourth proportional to 88,963.77, 133,490.91 and 39,030.93 is: 58,566.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,963.77 : 133,490.91 = 39,030.93 : x
  2. Step 2: Convert to fraction form
    88,963.77/133,490.91 = 39,030.93/x
  3. Step 3: Cross multiply
    88,963.77x = 133,490.91 × 39,030.93
  4. Step 4: Simplify right side
    88,963.77x = 5,210,274,363.85
  5. Step 5: Solve for x
    x = 5,210,274,363.85/88,963.77
  6. Step 6: Final answer
    x = 58,566.25

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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.