Home / 208,875.30-313,444.71-88,932.18

Finding the Fourth Proportional to 208,875.30, 313,444.71 and 88,932.18

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Solution

The fourth proportional to 208,875.30, 313,444.71 and 88,932.18 is: 133,454.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,875.30 : 313,444.71 = 88,932.18 : x
  2. Step 2: Convert to fraction form
    208,875.30/313,444.71 = 88,932.18/x
  3. Step 3: Cross multiply
    208,875.30x = 313,444.71 × 88,932.18
  4. Step 4: Simplify right side
    208,875.30x = 27,875,321,369.77
  5. Step 5: Solve for x
    x = 27,875,321,369.77/208,875.30
  6. Step 6: Final answer
    x = 133,454.37

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1.5x scale

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.