Home / 157,839.42-236,733.62-57,974.93

Finding the Fourth Proportional to 157,839.42, 236,733.62 and 57,974.93

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Solution

The fourth proportional to 157,839.42, 236,733.62 and 57,974.93 is: 86,953.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,839.42 : 236,733.62 = 57,974.93 : x
  2. Step 2: Convert to fraction form
    157,839.42/236,733.62 = 57,974.93/x
  3. Step 3: Cross multiply
    157,839.42x = 236,733.62 × 57,974.93
  4. Step 4: Simplify right side
    157,839.42x = 13,724,613,574.60
  5. Step 5: Solve for x
    x = 13,724,613,574.60/157,839.42
  6. Step 6: Final answer
    x = 86,953.02

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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.