Home / 144,518.16-216,776.56-39,336.84

Finding the Fourth Proportional to 144,518.16, 216,776.56 and 39,336.84

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Solution

The fourth proportional to 144,518.16, 216,776.56 and 39,336.84 is: 59,005.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,518.16 : 216,776.56 = 39,336.84 : x
  2. Step 2: Convert to fraction form
    144,518.16/216,776.56 = 39,336.84/x
  3. Step 3: Cross multiply
    144,518.16x = 216,776.56 × 39,336.84
  4. Step 4: Simplify right side
    144,518.16x = 8,527,304,856.47
  5. Step 5: Solve for x
    x = 8,527,304,856.47/144,518.16
  6. Step 6: Final answer
    x = 59,005.07

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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.