Home / 53,765.04-80,411.76-47,883.42

Finding the Fourth Proportional to 53,765.04, 80,411.76 and 47,883.42

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Solution

The fourth proportional to 53,765.04, 80,411.76 and 47,883.42 is: 71,615.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,765.04 : 80,411.76 = 47,883.42 : x
  2. Step 2: Convert to fraction form
    53,765.04/80,411.76 = 47,883.42/x
  3. Step 3: Cross multiply
    53,765.04x = 80,411.76 × 47,883.42
  4. Step 4: Simplify right side
    53,765.04x = 3,850,390,077.02
  5. Step 5: Solve for x
    x = 3,850,390,077.02/53,765.04
  6. Step 6: Final answer
    x = 71,615.13

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1.5x scale

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.