Home / 155,608.80-233,427.72-120,587.76

Finding the Fourth Proportional to 155,608.80, 233,427.72 and 120,587.76

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Solution

The fourth proportional to 155,608.80, 233,427.72 and 120,587.76 is: 180,892.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,608.80 : 233,427.72 = 120,587.76 : x
  2. Step 2: Convert to fraction form
    155,608.80/233,427.72 = 120,587.76/x
  3. Step 3: Cross multiply
    155,608.80x = 233,427.72 × 120,587.76
  4. Step 4: Simplify right side
    155,608.80x = 28,148,525,876.71
  5. Step 5: Solve for x
    x = 28,148,525,876.71/155,608.80
  6. Step 6: Final answer
    x = 180,892.89

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1.5x scale

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.