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Finding the Fourth Proportional to 77,463.40, 116,192.70 and 22,059.40

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Solution

The fourth proportional to 77,463.40, 116,192.70 and 22,059.40 is: 33,088.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,463.40 : 116,192.70 = 22,059.40 : x
  2. Step 2: Convert to fraction form
    77,463.40/116,192.70 = 22,059.40/x
  3. Step 3: Cross multiply
    77,463.40x = 116,192.70 × 22,059.40
  4. Step 4: Simplify right side
    77,463.40x = 2,563,141,246.38
  5. Step 5: Solve for x
    x = 2,563,141,246.38/77,463.40
  6. Step 6: Final answer
    x = 33,088.42

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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.