Home / 65,048.08-97,649.72-38,765.20

Finding the Fourth Proportional to 65,048.08, 97,649.72 and 38,765.20

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Solution

The fourth proportional to 65,048.08, 97,649.72 and 38,765.20 is: 58,194.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,048.08 : 97,649.72 = 38,765.20 : x
  2. Step 2: Convert to fraction form
    65,048.08/97,649.72 = 38,765.20/x
  3. Step 3: Cross multiply
    65,048.08x = 97,649.72 × 38,765.20
  4. Step 4: Simplify right side
    65,048.08x = 3,785,410,925.74
  5. Step 5: Solve for x
    x = 3,785,410,925.74/65,048.08
  6. Step 6: Final answer
    x = 58,194.05

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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.