Home / 83,031.31-114,585.74-47,226.48

Finding the Fourth Proportional to 83,031.31, 114,585.74 and 47,226.48

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Solution

The fourth proportional to 83,031.31, 114,585.74 and 47,226.48 is: 65,173.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,031.31 : 114,585.74 = 47,226.48 : x
  2. Step 2: Convert to fraction form
    83,031.31/114,585.74 = 47,226.48/x
  3. Step 3: Cross multiply
    83,031.31x = 114,585.74 × 47,226.48
  4. Step 4: Simplify right side
    83,031.31x = 5,411,481,158.40
  5. Step 5: Solve for x
    x = 5,411,481,158.40/83,031.31
  6. Step 6: Final answer
    x = 65,173.98

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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.