Home / 77,678.03-116,517.06-24,378.24

Finding the Fourth Proportional to 77,678.03, 116,517.06 and 24,378.24

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Solution

The fourth proportional to 77,678.03, 116,517.06 and 24,378.24 is: 36,567.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,678.03 : 116,517.06 = 24,378.24 : x
  2. Step 2: Convert to fraction form
    77,678.03/116,517.06 = 24,378.24/x
  3. Step 3: Cross multiply
    77,678.03x = 116,517.06 × 24,378.24
  4. Step 4: Simplify right side
    77,678.03x = 2,840,480,490.46
  5. Step 5: Solve for x
    x = 2,840,480,490.46/77,678.03
  6. Step 6: Final answer
    x = 36,567.36

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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.