Home / 84,031.17-115,962.39-46,305.42

Finding the Fourth Proportional to 84,031.17, 115,962.39 and 46,305.42

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Solution

The fourth proportional to 84,031.17, 115,962.39 and 46,305.42 is: 63,901.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,031.17 : 115,962.39 = 46,305.42 : x
  2. Step 2: Convert to fraction form
    84,031.17/115,962.39 = 46,305.42/x
  3. Step 3: Cross multiply
    84,031.17x = 115,962.39 × 46,305.42
  4. Step 4: Simplify right side
    84,031.17x = 5,369,687,173.15
  5. Step 5: Solve for x
    x = 5,369,687,173.15/84,031.17
  6. Step 6: Final answer
    x = 63,901.14

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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.