Home / 77,257.61-115,904.39-23,946.76

Finding the Fourth Proportional to 77,257.61, 115,904.39 and 23,946.76

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Solution

The fourth proportional to 77,257.61, 115,904.39 and 23,946.76 is: 35,925.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,257.61 : 115,904.39 = 23,946.76 : x
  2. Step 2: Convert to fraction form
    77,257.61/115,904.39 = 23,946.76/x
  3. Step 3: Cross multiply
    77,257.61x = 115,904.39 × 23,946.76
  4. Step 4: Simplify right side
    77,257.61x = 2,775,534,725.22
  5. Step 5: Solve for x
    x = 2,775,534,725.22/77,257.61
  6. Step 6: Final answer
    x = 35,925.71

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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.