Home / 136,041.01-204,082.64-69,445.10

Finding the Fourth Proportional to 136,041.01, 204,082.64 and 69,445.10

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Solution

The fourth proportional to 136,041.01, 204,082.64 and 69,445.10 is: 104,178.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,041.01 : 204,082.64 = 69,445.10 : x
  2. Step 2: Convert to fraction form
    136,041.01/204,082.64 = 69,445.10/x
  3. Step 3: Cross multiply
    136,041.01x = 204,082.64 × 69,445.10
  4. Step 4: Simplify right side
    136,041.01x = 14,172,539,343.06
  5. Step 5: Solve for x
    x = 14,172,539,343.06/136,041.01
  6. Step 6: Final answer
    x = 104,178.43

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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.