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Finding the Fourth Proportional to 173,897.80, 260,846.70 and 166,899.40

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Solution

The fourth proportional to 173,897.80, 260,846.70 and 166,899.40 is: 250,349.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,897.80 : 260,846.70 = 166,899.40 : x
  2. Step 2: Convert to fraction form
    173,897.80/260,846.70 = 166,899.40/x
  3. Step 3: Cross multiply
    173,897.80x = 260,846.70 × 166,899.40
  4. Step 4: Simplify right side
    173,897.80x = 43,535,157,721.98
  5. Step 5: Solve for x
    x = 43,535,157,721.98/173,897.80
  6. Step 6: Final answer
    x = 250,349.10

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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.