Home / 82,864.22-124,263.32-35,501.90

Finding the Fourth Proportional to 82,864.22, 124,263.32 and 35,501.90

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Solution

The fourth proportional to 82,864.22, 124,263.32 and 35,501.90 is: 53,238.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,864.22 : 124,263.32 = 35,501.90 : x
  2. Step 2: Convert to fraction form
    82,864.22/124,263.32 = 35,501.90/x
  3. Step 3: Cross multiply
    82,864.22x = 124,263.32 × 35,501.90
  4. Step 4: Simplify right side
    82,864.22x = 4,411,583,161.48
  5. Step 5: Solve for x
    x = 4,411,583,161.48/82,864.22
  6. Step 6: Final answer
    x = 53,238.70

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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.