Home / 56,807.85-78,330.18-46,566.75

Finding the Fourth Proportional to 56,807.85, 78,330.18 and 46,566.75

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Solution

The fourth proportional to 56,807.85, 78,330.18 and 46,566.75 is: 64,209.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,807.85 : 78,330.18 = 46,566.75 : x
  2. Step 2: Convert to fraction form
    56,807.85/78,330.18 = 46,566.75/x
  3. Step 3: Cross multiply
    56,807.85x = 78,330.18 × 46,566.75
  4. Step 4: Simplify right side
    56,807.85x = 3,647,581,909.52
  5. Step 5: Solve for x
    x = 3,647,581,909.52/56,807.85
  6. Step 6: Final answer
    x = 64,209.12

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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.