Home / 155,444.10-233,166.15-118,119.30

Finding the Fourth Proportional to 155,444.10, 233,166.15 and 118,119.30

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Solution

The fourth proportional to 155,444.10, 233,166.15 and 118,119.30 is: 177,178.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,444.10 : 233,166.15 = 118,119.30 : x
  2. Step 2: Convert to fraction form
    155,444.10/233,166.15 = 118,119.30/x
  3. Step 3: Cross multiply
    155,444.10x = 233,166.15 × 118,119.30
  4. Step 4: Simplify right side
    155,444.10x = 27,541,422,421.70
  5. Step 5: Solve for x
    x = 27,541,422,421.70/155,444.10
  6. Step 6: Final answer
    x = 177,178.95

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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.