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Finding the Fourth Proportional to 77,470.84, 116,206.62 and 22,066.84

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Solution

The fourth proportional to 77,470.84, 116,206.62 and 22,066.84 is: 33,100.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,470.84 : 116,206.62 = 22,066.84 : x
  2. Step 2: Convert to fraction form
    77,470.84/116,206.62 = 22,066.84/x
  3. Step 3: Cross multiply
    77,470.84x = 116,206.62 × 22,066.84
  4. Step 4: Simplify right side
    77,470.84x = 2,564,312,890.48
  5. Step 5: Solve for x
    x = 2,564,312,890.48/77,470.84
  6. Step 6: Final answer
    x = 33,100.36

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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.