Home / 94,932.68-130,985.28-56,684.76

Finding the Fourth Proportional to 94,932.68, 130,985.28 and 56,684.76

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Solution

The fourth proportional to 94,932.68, 130,985.28 and 56,684.76 is: 78,211.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,932.68 : 130,985.28 = 56,684.76 : x
  2. Step 2: Convert to fraction form
    94,932.68/130,985.28 = 56,684.76/x
  3. Step 3: Cross multiply
    94,932.68x = 130,985.28 × 56,684.76
  4. Step 4: Simplify right side
    94,932.68x = 7,424,869,160.33
  5. Step 5: Solve for x
    x = 7,424,869,160.33/94,932.68
  6. Step 6: Final answer
    x = 78,211.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.