Home / 155,433.02-233,149.52-102,830.20

Finding the Fourth Proportional to 155,433.02, 233,149.52 and 102,830.20

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Solution

The fourth proportional to 155,433.02, 233,149.52 and 102,830.20 is: 154,245.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,433.02 : 233,149.52 = 102,830.20 : x
  2. Step 2: Convert to fraction form
    155,433.02/233,149.52 = 102,830.20/x
  3. Step 3: Cross multiply
    155,433.02x = 233,149.52 × 102,830.20
  4. Step 4: Simplify right side
    155,433.02x = 23,974,811,445.71
  5. Step 5: Solve for x
    x = 23,974,811,445.71/155,433.02
  6. Step 6: Final answer
    x = 154,245.30

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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.