Home / 62,278.77-85,958.52-39,613.35

Finding the Fourth Proportional to 62,278.77, 85,958.52 and 39,613.35

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Solution

The fourth proportional to 62,278.77, 85,958.52 and 39,613.35 is: 54,675.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,278.77 : 85,958.52 = 39,613.35 : x
  2. Step 2: Convert to fraction form
    62,278.77/85,958.52 = 39,613.35/x
  3. Step 3: Cross multiply
    62,278.77x = 85,958.52 × 39,613.35
  4. Step 4: Simplify right side
    62,278.77x = 3,405,104,938.24
  5. Step 5: Solve for x
    x = 3,405,104,938.24/62,278.77
  6. Step 6: Final answer
    x = 54,675.21

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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.