Home / 153,074.22-229,659.93-53,230.38

Finding the Fourth Proportional to 153,074.22, 229,659.93 and 53,230.38

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Solution

The fourth proportional to 153,074.22, 229,659.93 and 53,230.38 is: 79,862.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,074.22 : 229,659.93 = 53,230.38 : x
  2. Step 2: Convert to fraction form
    153,074.22/229,659.93 = 53,230.38/x
  3. Step 3: Cross multiply
    153,074.22x = 229,659.93 × 53,230.38
  4. Step 4: Simplify right side
    153,074.22x = 12,224,885,344.67
  5. Step 5: Solve for x
    x = 12,224,885,344.67/153,074.22
  6. Step 6: Final answer
    x = 79,862.47

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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.