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Finding the Fourth Proportional to 173,348.10, 260,022.15 and 42,020.10

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Solution

The fourth proportional to 173,348.10, 260,022.15 and 42,020.10 is: 63,030.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,348.10 : 260,022.15 = 42,020.10 : x
  2. Step 2: Convert to fraction form
    173,348.10/260,022.15 = 42,020.10/x
  3. Step 3: Cross multiply
    173,348.10x = 260,022.15 × 42,020.10
  4. Step 4: Simplify right side
    173,348.10x = 10,926,156,745.22
  5. Step 5: Solve for x
    x = 10,926,156,745.22/173,348.10
  6. Step 6: Final answer
    x = 63,030.15

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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.