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Finding the Fourth Proportional to 80,434.79, 111,000.14 and 44,624.79

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Solution

The fourth proportional to 80,434.79, 111,000.14 and 44,624.79 is: 61,582.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,434.79 : 111,000.14 = 44,624.79 : x
  2. Step 2: Convert to fraction form
    80,434.79/111,000.14 = 44,624.79/x
  3. Step 3: Cross multiply
    80,434.79x = 111,000.14 × 44,624.79
  4. Step 4: Simplify right side
    80,434.79x = 4,953,357,881.69
  5. Step 5: Solve for x
    x = 4,953,357,881.69/80,434.79
  6. Step 6: Final answer
    x = 61,582.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.