Home / 118,271.88-177,415.18-39,393.16

Finding the Fourth Proportional to 118,271.88, 177,415.18 and 39,393.16

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Solution

The fourth proportional to 118,271.88, 177,415.18 and 39,393.16 is: 59,092.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,271.88 : 177,415.18 = 39,393.16 : x
  2. Step 2: Convert to fraction form
    118,271.88/177,415.18 = 39,393.16/x
  3. Step 3: Cross multiply
    118,271.88x = 177,415.18 × 39,393.16
  4. Step 4: Simplify right side
    118,271.88x = 6,988,944,572.17
  5. Step 5: Solve for x
    x = 6,988,944,572.17/118,271.88
  6. Step 6: Final answer
    x = 59,092.19

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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.