Home / 53,934.90-80,902.35-48,686.10

Finding the Fourth Proportional to 53,934.90, 80,902.35 and 48,686.10

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Solution

The fourth proportional to 53,934.90, 80,902.35 and 48,686.10 is: 73,029.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,934.90 : 80,902.35 = 48,686.10 : x
  2. Step 2: Convert to fraction form
    53,934.90/80,902.35 = 48,686.10/x
  3. Step 3: Cross multiply
    53,934.90x = 80,902.35 × 48,686.10
  4. Step 4: Simplify right side
    53,934.90x = 3,938,819,902.34
  5. Step 5: Solve for x
    x = 3,938,819,902.34/53,934.90
  6. Step 6: Final answer
    x = 73,029.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.