Home / 77,718.68-116,545.86-24,392.84

Finding the Fourth Proportional to 77,718.68, 116,545.86 and 24,392.84

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Solution

The fourth proportional to 77,718.68, 116,545.86 and 24,392.84 is: 36,579.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,718.68 : 116,545.86 = 24,392.84 : x
  2. Step 2: Convert to fraction form
    77,718.68/116,545.86 = 24,392.84/x
  3. Step 3: Cross multiply
    77,718.68x = 116,545.86 × 24,392.84
  4. Step 4: Simplify right side
    77,718.68x = 2,842,884,515.64
  5. Step 5: Solve for x
    x = 2,842,884,515.64/77,718.68
  6. Step 6: Final answer
    x = 36,579.17

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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.