Home / 76,008.09-114,061.10-40,972.17

Finding the Fourth Proportional to 76,008.09, 114,061.10 and 40,972.17

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Solution

The fourth proportional to 76,008.09, 114,061.10 and 40,972.17 is: 61,484.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,008.09 : 114,061.10 = 40,972.17 : x
  2. Step 2: Convert to fraction form
    76,008.09/114,061.10 = 40,972.17/x
  3. Step 3: Cross multiply
    76,008.09x = 114,061.10 × 40,972.17
  4. Step 4: Simplify right side
    76,008.09x = 4,673,330,574.73
  5. Step 5: Solve for x
    x = 4,673,330,574.73/76,008.09
  6. Step 6: Final answer
    x = 61,484.65

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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.