Home / 173,888.51-239,961.53-102,272.91

Finding the Fourth Proportional to 173,888.51, 239,961.53 and 102,272.91

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Solution

The fourth proportional to 173,888.51, 239,961.53 and 102,272.91 is: 141,133.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,888.51 : 239,961.53 = 102,272.91 : x
  2. Step 2: Convert to fraction form
    173,888.51/239,961.53 = 102,272.91/x
  3. Step 3: Cross multiply
    173,888.51x = 239,961.53 × 102,272.91
  4. Step 4: Simplify right side
    173,888.51x = 24,541,563,449.79
  5. Step 5: Solve for x
    x = 24,541,563,449.79/173,888.51
  6. Step 6: Final answer
    x = 141,133.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.