Home / 157,643.12-236,462.18-73,356.14

Finding the Fourth Proportional to 157,643.12, 236,462.18 and 73,356.14

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Solution

The fourth proportional to 157,643.12, 236,462.18 and 73,356.14 is: 110,033.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,643.12 : 236,462.18 = 73,356.14 : x
  2. Step 2: Convert to fraction form
    157,643.12/236,462.18 = 73,356.14/x
  3. Step 3: Cross multiply
    157,643.12x = 236,462.18 × 73,356.14
  4. Step 4: Simplify right side
    157,643.12x = 17,345,952,780.79
  5. Step 5: Solve for x
    x = 17,345,952,780.79/157,643.12
  6. Step 6: Final answer
    x = 110,033.05

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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.