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Finding the Fourth Proportional to 173,158.10, 259,737.15 and 162,004.40

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Solution

The fourth proportional to 173,158.10, 259,737.15 and 162,004.40 is: 243,006.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,158.10 : 259,737.15 = 162,004.40 : x
  2. Step 2: Convert to fraction form
    173,158.10/259,737.15 = 162,004.40/x
  3. Step 3: Cross multiply
    173,158.10x = 259,737.15 × 162,004.40
  4. Step 4: Simplify right side
    173,158.10x = 42,078,561,143.46
  5. Step 5: Solve for x
    x = 42,078,561,143.46/173,158.10
  6. Step 6: Final answer
    x = 243,006.60

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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.