Home / 56,514.60-78,175.80-52,684.92

Finding the Fourth Proportional to 56,514.60, 78,175.80 and 52,684.92

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Solution

The fourth proportional to 56,514.60, 78,175.80 and 52,684.92 is: 72,878.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,514.60 : 78,175.80 = 52,684.92 : x
  2. Step 2: Convert to fraction form
    56,514.60/78,175.80 = 52,684.92/x
  3. Step 3: Cross multiply
    56,514.60x = 78,175.80 × 52,684.92
  4. Step 4: Simplify right side
    56,514.60x = 4,118,685,768.94
  5. Step 5: Solve for x
    x = 4,118,685,768.94/56,514.60
  6. Step 6: Final answer
    x = 72,878.26

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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.