Home / 175,319.17-263,044.35-91,026.72

Finding the Fourth Proportional to 175,319.17, 263,044.35 and 91,026.72

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Solution

The fourth proportional to 175,319.17, 263,044.35 and 91,026.72 is: 136,574.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,319.17 : 263,044.35 = 91,026.72 : x
  2. Step 2: Convert to fraction form
    175,319.17/263,044.35 = 91,026.72/x
  3. Step 3: Cross multiply
    175,319.17x = 263,044.35 × 91,026.72
  4. Step 4: Simplify right side
    175,319.17x = 23,944,064,395.03
  5. Step 5: Solve for x
    x = 23,944,064,395.03/175,319.17
  6. Step 6: Final answer
    x = 136,574.14

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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.