Home / 134,920.10-202,404.45-56,042.30

Finding the Fourth Proportional to 134,920.10, 202,404.45 and 56,042.30

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Solution

The fourth proportional to 134,920.10, 202,404.45 and 56,042.30 is: 84,073.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,920.10 : 202,404.45 = 56,042.30 : x
  2. Step 2: Convert to fraction form
    134,920.10/202,404.45 = 56,042.30/x
  3. Step 3: Cross multiply
    134,920.10x = 202,404.45 × 56,042.30
  4. Step 4: Simplify right side
    134,920.10x = 11,343,210,908.24
  5. Step 5: Solve for x
    x = 11,343,210,908.24/134,920.10
  6. Step 6: Final answer
    x = 84,073.54

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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.