Home / 56,740.93-78,316.28-32,863.75

Finding the Fourth Proportional to 56,740.93, 78,316.28 and 32,863.75

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Solution

The fourth proportional to 56,740.93, 78,316.28 and 32,863.75 is: 45,359.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,740.93 : 78,316.28 = 32,863.75 : x
  2. Step 2: Convert to fraction form
    56,740.93/78,316.28 = 32,863.75/x
  3. Step 3: Cross multiply
    56,740.93x = 78,316.28 × 32,863.75
  4. Step 4: Simplify right side
    56,740.93x = 2,573,766,482.53
  5. Step 5: Solve for x
    x = 2,573,766,482.53/56,740.93
  6. Step 6: Final answer
    x = 45,359.96

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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.