Home / 144,465.18-216,720.85-44,601.90

Finding the Fourth Proportional to 144,465.18, 216,720.85 and 44,601.90

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Solution

The fourth proportional to 144,465.18, 216,720.85 and 44,601.90 is: 66,909.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,465.18 : 216,720.85 = 44,601.90 : x
  2. Step 2: Convert to fraction form
    144,465.18/216,720.85 = 44,601.90/x
  3. Step 3: Cross multiply
    144,465.18x = 216,720.85 × 44,601.90
  4. Step 4: Simplify right side
    144,465.18x = 9,666,161,679.62
  5. Step 5: Solve for x
    x = 9,666,161,679.62/144,465.18
  6. Step 6: Final answer
    x = 66,909.98

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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.