Home / 136,148.23-204,232.11-36,307.90

Finding the Fourth Proportional to 136,148.23, 204,232.11 and 36,307.90

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Solution

The fourth proportional to 136,148.23, 204,232.11 and 36,307.90 is: 54,464.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,148.23 : 204,232.11 = 36,307.90 : x
  2. Step 2: Convert to fraction form
    136,148.23/204,232.11 = 36,307.90/x
  3. Step 3: Cross multiply
    136,148.23x = 204,232.11 × 36,307.90
  4. Step 4: Simplify right side
    136,148.23x = 7,415,239,026.67
  5. Step 5: Solve for x
    x = 7,415,239,026.67/136,148.23
  6. Step 6: Final answer
    x = 54,464.45

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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.