Home / 175,389.64-263,002.66-91,127.15

Finding the Fourth Proportional to 175,389.64, 263,002.66 and 91,127.15

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Solution

The fourth proportional to 175,389.64, 263,002.66 and 91,127.15 is: 136,648.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,389.64 : 263,002.66 = 91,127.15 : x
  2. Step 2: Convert to fraction form
    175,389.64/263,002.66 = 91,127.15/x
  3. Step 3: Cross multiply
    175,389.64x = 263,002.66 × 91,127.15
  4. Step 4: Simplify right side
    175,389.64x = 23,966,681,533.21
  5. Step 5: Solve for x
    x = 23,966,681,533.21/175,389.64
  6. Step 6: Final answer
    x = 136,648.22

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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.