Home / 65,031.80-97,434.30-29,899.40

Finding the Fourth Proportional to 65,031.80, 97,434.30 and 29,899.40

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Solution

The fourth proportional to 65,031.80, 97,434.30 and 29,899.40 is: 44,796.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,031.80 : 97,434.30 = 29,899.40 : x
  2. Step 2: Convert to fraction form
    65,031.80/97,434.30 = 29,899.40/x
  3. Step 3: Cross multiply
    65,031.80x = 97,434.30 × 29,899.40
  4. Step 4: Simplify right side
    65,031.80x = 2,913,227,109.42
  5. Step 5: Solve for x
    x = 2,913,227,109.42/65,031.80
  6. Step 6: Final answer
    x = 44,796.96

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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.