Home / 175,505.40-263,258.10-57,175.20

Finding the Fourth Proportional to 175,505.40, 263,258.10 and 57,175.20

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Solution

The fourth proportional to 175,505.40, 263,258.10 and 57,175.20 is: 85,762.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,505.40 : 263,258.10 = 57,175.20 : x
  2. Step 2: Convert to fraction form
    175,505.40/263,258.10 = 57,175.20/x
  3. Step 3: Cross multiply
    175,505.40x = 263,258.10 × 57,175.20
  4. Step 4: Simplify right side
    175,505.40x = 15,051,834,519.12
  5. Step 5: Solve for x
    x = 15,051,834,519.12/175,505.40
  6. Step 6: Final answer
    x = 85,762.80

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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.