Home / 314,739.88-472,176.96-101,519.80

Finding the Fourth Proportional to 314,739.88, 472,176.96 and 101,519.80

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Solution

The fourth proportional to 314,739.88, 472,176.96 and 101,519.80 is: 152,301.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,739.88 : 472,176.96 = 101,519.80 : x
  2. Step 2: Convert to fraction form
    314,739.88/472,176.96 = 101,519.80/x
  3. Step 3: Cross multiply
    314,739.88x = 472,176.96 × 101,519.80
  4. Step 4: Simplify right side
    314,739.88x = 47,935,310,543.81
  5. Step 5: Solve for x
    x = 47,935,310,543.81/314,739.88
  6. Step 6: Final answer
    x = 152,301.36

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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.