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Finding the Fourth Proportional to 174,908.10, 245,337.90 and 174,908.10

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Solution

The fourth proportional to 174,908.10, 245,337.90 and 174,908.10 is: 245,337.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,908.10 : 245,337.90 = 174,908.10 : x
  2. Step 2: Convert to fraction form
    174,908.10/245,337.90 = 174,908.10/x
  3. Step 3: Cross multiply
    174,908.10x = 245,337.90 × 174,908.10
  4. Step 4: Simplify right side
    174,908.10x = 42,911,585,946.99
  5. Step 5: Solve for x
    x = 42,911,585,946.99/174,908.10
  6. Step 6: Final answer
    x = 245,337.90

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.