Home / 148,098.11-204,361.52-90,711.23

Finding the Fourth Proportional to 148,098.11, 204,361.52 and 90,711.23

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Solution

The fourth proportional to 148,098.11, 204,361.52 and 90,711.23 is: 125,173.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,098.11 : 204,361.52 = 90,711.23 : x
  2. Step 2: Convert to fraction form
    148,098.11/204,361.52 = 90,711.23/x
  3. Step 3: Cross multiply
    148,098.11x = 204,361.52 × 90,711.23
  4. Step 4: Simplify right side
    148,098.11x = 18,537,883,368.51
  5. Step 5: Solve for x
    x = 18,537,883,368.51/148,098.11
  6. Step 6: Final answer
    x = 125,173.00

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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.