Home / 134,776.46-185,981.18-74,349.38

Finding the Fourth Proportional to 134,776.46, 185,981.18 and 74,349.38

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Solution

The fourth proportional to 134,776.46, 185,981.18 and 74,349.38 is: 102,596.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,776.46 : 185,981.18 = 74,349.38 : x
  2. Step 2: Convert to fraction form
    134,776.46/185,981.18 = 74,349.38/x
  3. Step 3: Cross multiply
    134,776.46x = 185,981.18 × 74,349.38
  4. Step 4: Simplify right side
    134,776.46x = 13,827,585,424.67
  5. Step 5: Solve for x
    x = 13,827,585,424.67/134,776.46
  6. Step 6: Final answer
    x = 102,596.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.