Home / 282,746.60-424,119.90-156,775.40

Finding the Fourth Proportional to 282,746.60, 424,119.90 and 156,775.40

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Solution

The fourth proportional to 282,746.60, 424,119.90 and 156,775.40 is: 235,163.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,746.60 : 424,119.90 = 156,775.40 : x
  2. Step 2: Convert to fraction form
    282,746.60/424,119.90 = 156,775.40/x
  3. Step 3: Cross multiply
    282,746.60x = 424,119.90 × 156,775.40
  4. Step 4: Simplify right side
    282,746.60x = 66,491,566,970.46
  5. Step 5: Solve for x
    x = 66,491,566,970.46/282,746.60
  6. Step 6: Final answer
    x = 235,163.10

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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.