Home / 144,373.19-216,559.85-77,844.65

Finding the Fourth Proportional to 144,373.19, 216,559.85 and 77,844.65

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Solution

The fourth proportional to 144,373.19, 216,559.85 and 77,844.65 is: 116,767.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,373.19 : 216,559.85 = 77,844.65 : x
  2. Step 2: Convert to fraction form
    144,373.19/216,559.85 = 77,844.65/x
  3. Step 3: Cross multiply
    144,373.19x = 216,559.85 × 77,844.65
  4. Step 4: Simplify right side
    144,373.19x = 16,858,024,255.28
  5. Step 5: Solve for x
    x = 16,858,024,255.28/144,373.19
  6. Step 6: Final answer
    x = 116,767.00

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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.