Home / 153,044.19-229,434.80-53,191.41

Finding the Fourth Proportional to 153,044.19, 229,434.80 and 53,191.41

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Solution

The fourth proportional to 153,044.19, 229,434.80 and 53,191.41 is: 79,741.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,044.19 : 229,434.80 = 53,191.41 : x
  2. Step 2: Convert to fraction form
    153,044.19/229,434.80 = 53,191.41/x
  3. Step 3: Cross multiply
    153,044.19x = 229,434.80 × 53,191.41
  4. Step 4: Simplify right side
    153,044.19x = 12,203,960,515.07
  5. Step 5: Solve for x
    x = 12,203,960,515.07/153,044.19
  6. Step 6: Final answer
    x = 79,741.42

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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.