Home / 65,122.10-97,686.95-25,141.29

Finding the Fourth Proportional to 65,122.10, 97,686.95 and 25,141.29

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Solution

The fourth proportional to 65,122.10, 97,686.95 and 25,141.29 is: 37,713.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,122.10 : 97,686.95 = 25,141.29 : x
  2. Step 2: Convert to fraction form
    65,122.10/97,686.95 = 25,141.29/x
  3. Step 3: Cross multiply
    65,122.10x = 97,686.95 × 25,141.29
  4. Step 4: Simplify right side
    65,122.10x = 2,455,975,813.46
  5. Step 5: Solve for x
    x = 2,455,975,813.46/65,122.10
  6. Step 6: Final answer
    x = 37,713.40

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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.