Home / 114,278.32-157,557.54-88,741.36

Finding the Fourth Proportional to 114,278.32, 157,557.54 and 88,741.36

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Solution

The fourth proportional to 114,278.32, 157,557.54 and 88,741.36 is: 122,349.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,278.32 : 157,557.54 = 88,741.36 : x
  2. Step 2: Convert to fraction form
    114,278.32/157,557.54 = 88,741.36/x
  3. Step 3: Cross multiply
    114,278.32x = 157,557.54 × 88,741.36
  4. Step 4: Simplify right side
    114,278.32x = 13,981,870,377.85
  5. Step 5: Solve for x
    x = 13,981,870,377.85/114,278.32
  6. Step 6: Final answer
    x = 122,349.28

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1.5x scale

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.