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Finding the Fourth Proportional to 250,283.26, 375,258.06 and 130,044.72

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Solution

The fourth proportional to 250,283.26, 375,258.06 and 130,044.72 is: 194,980.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,283.26 : 375,258.06 = 130,044.72 : x
  2. Step 2: Convert to fraction form
    250,283.26/375,258.06 = 130,044.72/x
  3. Step 3: Cross multiply
    250,283.26x = 375,258.06 × 130,044.72
  4. Step 4: Simplify right side
    250,283.26x = 48,800,329,340.44
  5. Step 5: Solve for x
    x = 48,800,329,340.44/250,283.26
  6. Step 6: Final answer
    x = 194,980.40

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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.