Home / 118,031.12-177,046.46-36,984.35

Finding the Fourth Proportional to 118,031.12, 177,046.46 and 36,984.35

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Solution

The fourth proportional to 118,031.12, 177,046.46 and 36,984.35 is: 55,476.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,031.12 : 177,046.46 = 36,984.35 : x
  2. Step 2: Convert to fraction form
    118,031.12/177,046.46 = 36,984.35/x
  3. Step 3: Cross multiply
    118,031.12x = 177,046.46 × 36,984.35
  4. Step 4: Simplify right side
    118,031.12x = 6,547,947,643.40
  5. Step 5: Solve for x
    x = 6,547,947,643.40/118,031.12
  6. Step 6: Final answer
    x = 55,476.45

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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.