Home / 155,599.88-233,400.02-43,280.10

Finding the Fourth Proportional to 155,599.88, 233,400.02 and 43,280.10

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Solution

The fourth proportional to 155,599.88, 233,400.02 and 43,280.10 is: 64,920.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,599.88 : 233,400.02 = 43,280.10 : x
  2. Step 2: Convert to fraction form
    155,599.88/233,400.02 = 43,280.10/x
  3. Step 3: Cross multiply
    155,599.88x = 233,400.02 × 43,280.10
  4. Step 4: Simplify right side
    155,599.88x = 10,101,575,989.20
  5. Step 5: Solve for x
    x = 10,101,575,989.20/155,599.88
  6. Step 6: Final answer
    x = 64,920.21

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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.