Home / 75,051.20-112,562.40-22,462.40

Finding the Fourth Proportional to 75,051.20, 112,562.40 and 22,462.40

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Solution

The fourth proportional to 75,051.20, 112,562.40 and 22,462.40 is: 33,689.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,051.20 : 112,562.40 = 22,462.40 : x
  2. Step 2: Convert to fraction form
    75,051.20/112,562.40 = 22,462.40/x
  3. Step 3: Cross multiply
    75,051.20x = 112,562.40 × 22,462.40
  4. Step 4: Simplify right side
    75,051.20x = 2,528,421,653.76
  5. Step 5: Solve for x
    x = 2,528,421,653.76/75,051.20
  6. Step 6: Final answer
    x = 33,689.29

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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.