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Finding the Fourth Proportional to 144,590.64, 216,896.12 and 44,737.72

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Solution

The fourth proportional to 144,590.64, 216,896.12 and 44,737.72 is: 67,109.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,590.64 : 216,896.12 = 44,737.72 : x
  2. Step 2: Convert to fraction form
    144,590.64/216,896.12 = 44,737.72/x
  3. Step 3: Cross multiply
    144,590.64x = 216,896.12 × 44,737.72
  4. Step 4: Simplify right side
    144,590.64x = 9,703,437,885.65
  5. Step 5: Solve for x
    x = 9,703,437,885.65/144,590.64
  6. Step 6: Final answer
    x = 67,109.72

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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.