Home / 148,884.60-205,377.59-91,484.06

Finding the Fourth Proportional to 148,884.60, 205,377.59 and 91,484.06

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Solution

The fourth proportional to 148,884.60, 205,377.59 and 91,484.06 is: 126,196.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,884.60 : 205,377.59 = 91,484.06 : x
  2. Step 2: Convert to fraction form
    148,884.60/205,377.59 = 91,484.06/x
  3. Step 3: Cross multiply
    148,884.60x = 205,377.59 × 91,484.06
  4. Step 4: Simplify right side
    148,884.60x = 18,788,774,968.04
  5. Step 5: Solve for x
    x = 18,788,774,968.04/148,884.60
  6. Step 6: Final answer
    x = 126,196.90

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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.