Home / 175,272.20-262,908.30-56,947.40

Finding the Fourth Proportional to 175,272.20, 262,908.30 and 56,947.40

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Solution

The fourth proportional to 175,272.20, 262,908.30 and 56,947.40 is: 85,421.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,272.20 : 262,908.30 = 56,947.40 : x
  2. Step 2: Convert to fraction form
    175,272.20/262,908.30 = 56,947.40/x
  3. Step 3: Cross multiply
    175,272.20x = 262,908.30 × 56,947.40
  4. Step 4: Simplify right side
    175,272.20x = 14,971,944,123.42
  5. Step 5: Solve for x
    x = 14,971,944,123.42/175,272.20
  6. Step 6: Final answer
    x = 85,421.10

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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.