Home / 118,205.60-177,160.64-75,973.28

Finding the Fourth Proportional to 118,205.60, 177,160.64 and 75,973.28

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Solution

The fourth proportional to 118,205.60, 177,160.64 and 75,973.28 is: 113,864.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,205.60 : 177,160.64 = 75,973.28 : x
  2. Step 2: Convert to fraction form
    118,205.60/177,160.64 = 75,973.28/x
  3. Step 3: Cross multiply
    118,205.60x = 177,160.64 × 75,973.28
  4. Step 4: Simplify right side
    118,205.60x = 13,459,473,642.03
  5. Step 5: Solve for x
    x = 13,459,473,642.03/118,205.60
  6. Step 6: Final answer
    x = 113,864.95

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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.