Home / 65,156.36-97,755.28-29,127.28

Finding the Fourth Proportional to 65,156.36, 97,755.28 and 29,127.28

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Solution

The fourth proportional to 65,156.36, 97,755.28 and 29,127.28 is: 43,700.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,156.36 : 97,755.28 = 29,127.28 : x
  2. Step 2: Convert to fraction form
    65,156.36/97,755.28 = 29,127.28/x
  3. Step 3: Cross multiply
    65,156.36x = 97,755.28 × 29,127.28
  4. Step 4: Simplify right side
    65,156.36x = 2,847,345,412.04
  5. Step 5: Solve for x
    x = 2,847,345,412.04/65,156.36
  6. Step 6: Final answer
    x = 43,700.19

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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.