Home / 153,212.09-229,818.13-48,039.53

Finding the Fourth Proportional to 153,212.09, 229,818.13 and 48,039.53

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Solution

The fourth proportional to 153,212.09, 229,818.13 and 48,039.53 is: 72,059.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,212.09 : 229,818.13 = 48,039.53 : x
  2. Step 2: Convert to fraction form
    153,212.09/229,818.13 = 48,039.53/x
  3. Step 3: Cross multiply
    153,212.09x = 229,818.13 × 48,039.53
  4. Step 4: Simplify right side
    153,212.09x = 11,040,353,681.49
  5. Step 5: Solve for x
    x = 11,040,353,681.49/153,212.09
  6. Step 6: Final answer
    x = 72,059.29

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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.