Home / 76,686.15-115,047.65-24,095.59

Finding the Fourth Proportional to 76,686.15, 115,047.65 and 24,095.59

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Solution

The fourth proportional to 76,686.15, 115,047.65 and 24,095.59 is: 36,149.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,686.15 : 115,047.65 = 24,095.59 : x
  2. Step 2: Convert to fraction form
    76,686.15/115,047.65 = 24,095.59/x
  3. Step 3: Cross multiply
    76,686.15x = 115,047.65 × 24,095.59
  4. Step 4: Simplify right side
    76,686.15x = 2,772,141,004.86
  5. Step 5: Solve for x
    x = 2,772,141,004.86/76,686.15
  6. Step 6: Final answer
    x = 36,149.17

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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.