Home / 121,082.76-181,554.96-36,818.04

Finding the Fourth Proportional to 121,082.76, 181,554.96 and 36,818.04

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Solution

The fourth proportional to 121,082.76, 181,554.96 and 36,818.04 is: 55,206.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,082.76 : 181,554.96 = 36,818.04 : x
  2. Step 2: Convert to fraction form
    121,082.76/181,554.96 = 36,818.04/x
  3. Step 3: Cross multiply
    121,082.76x = 181,554.96 × 36,818.04
  4. Step 4: Simplify right side
    121,082.76x = 6,684,497,779.48
  5. Step 5: Solve for x
    x = 6,684,497,779.48/121,082.76
  6. Step 6: Final answer
    x = 55,206.02

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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.