Home / 179,437.12-268,901.78-99,510.24

Finding the Fourth Proportional to 179,437.12, 268,901.78 and 99,510.24

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Solution

The fourth proportional to 179,437.12, 268,901.78 and 99,510.24 is: 149,124.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,437.12 : 268,901.78 = 99,510.24 : x
  2. Step 2: Convert to fraction form
    179,437.12/268,901.78 = 99,510.24/x
  3. Step 3: Cross multiply
    179,437.12x = 268,901.78 × 99,510.24
  4. Step 4: Simplify right side
    179,437.12x = 26,758,480,166.68
  5. Step 5: Solve for x
    x = 26,758,480,166.68/179,437.12
  6. Step 6: Final answer
    x = 149,124.55

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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.