Home / 239,271.20-358,916.40-89,496.16

Finding the Fourth Proportional to 239,271.20, 358,916.40 and 89,496.16

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Solution

The fourth proportional to 239,271.20, 358,916.40 and 89,496.16 is: 134,247.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,271.20 : 358,916.40 = 89,496.16 : x
  2. Step 2: Convert to fraction form
    239,271.20/358,916.40 = 89,496.16/x
  3. Step 3: Cross multiply
    239,271.20x = 358,916.40 × 89,496.16
  4. Step 4: Simplify right side
    239,271.20x = 32,121,639,561.02
  5. Step 5: Solve for x
    x = 32,121,639,561.02/239,271.20
  6. Step 6: Final answer
    x = 134,247.83

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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.