Home / 144,117.50-216,167.67-44,278.65

Finding the Fourth Proportional to 144,117.50, 216,167.67 and 44,278.65

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Solution

The fourth proportional to 144,117.50, 216,167.67 and 44,278.65 is: 66,415.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,117.50 : 216,167.67 = 44,278.65 : x
  2. Step 2: Convert to fraction form
    144,117.50/216,167.67 = 44,278.65/x
  3. Step 3: Cross multiply
    144,117.50x = 216,167.67 × 44,278.65
  4. Step 4: Simplify right side
    144,117.50x = 9,571,612,601.25
  5. Step 5: Solve for x
    x = 9,571,612,601.25/144,117.50
  6. Step 6: Final answer
    x = 66,415.34

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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.