Home / 65,306.13-97,959.21-43,114.32

Finding the Fourth Proportional to 65,306.13, 97,959.21 and 43,114.32

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Solution

The fourth proportional to 65,306.13, 97,959.21 and 43,114.32 is: 64,671.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,306.13 : 97,959.21 = 43,114.32 : x
  2. Step 2: Convert to fraction form
    65,306.13/97,959.21 = 43,114.32/x
  3. Step 3: Cross multiply
    65,306.13x = 97,959.21 × 43,114.32
  4. Step 4: Simplify right side
    65,306.13x = 4,223,444,726.89
  5. Step 5: Solve for x
    x = 4,223,444,726.89/65,306.13
  6. Step 6: Final answer
    x = 64,671.49

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1.5x scale

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.