Home / 63,031.79-86,983.88-34,351.46

Finding the Fourth Proportional to 63,031.79, 86,983.88 and 34,351.46

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Solution

The fourth proportional to 63,031.79, 86,983.88 and 34,351.46 is: 47,405.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,031.79 : 86,983.88 = 34,351.46 : x
  2. Step 2: Convert to fraction form
    63,031.79/86,983.88 = 34,351.46/x
  3. Step 3: Cross multiply
    63,031.79x = 86,983.88 × 34,351.46
  4. Step 4: Simplify right side
    63,031.79x = 2,988,023,102.71
  5. Step 5: Solve for x
    x = 2,988,023,102.71/63,031.79
  6. Step 6: Final answer
    x = 47,405.02

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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.