Home / 56,613.03-78,143.38-36,469.85

Finding the Fourth Proportional to 56,613.03, 78,143.38 and 36,469.85

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Solution

The fourth proportional to 56,613.03, 78,143.38 and 36,469.85 is: 50,339.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,613.03 : 78,143.38 = 36,469.85 : x
  2. Step 2: Convert to fraction form
    56,613.03/78,143.38 = 36,469.85/x
  3. Step 3: Cross multiply
    56,613.03x = 78,143.38 × 36,469.85
  4. Step 4: Simplify right side
    56,613.03x = 2,849,877,070.34
  5. Step 5: Solve for x
    x = 2,849,877,070.34/56,613.03
  6. Step 6: Final answer
    x = 50,339.60

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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.