Home / 238,087.03-328,569.57-130,660.90

Finding the Fourth Proportional to 238,087.03, 328,569.57 and 130,660.90

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Solution

The fourth proportional to 238,087.03, 328,569.57 and 130,660.90 is: 180,317.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,087.03 : 328,569.57 = 130,660.90 : x
  2. Step 2: Convert to fraction form
    238,087.03/328,569.57 = 130,660.90/x
  3. Step 3: Cross multiply
    238,087.03x = 328,569.57 × 130,660.90
  4. Step 4: Simplify right side
    238,087.03x = 42,931,195,728.81
  5. Step 5: Solve for x
    x = 42,931,195,728.81/238,087.03
  6. Step 6: Final answer
    x = 180,317.24

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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.