Home / 104,433.18-144,117.90-56,686.52

Finding the Fourth Proportional to 104,433.18, 144,117.90 and 56,686.52

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Solution

The fourth proportional to 104,433.18, 144,117.90 and 56,686.52 is: 78,227.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,433.18 : 144,117.90 = 56,686.52 : x
  2. Step 2: Convert to fraction form
    104,433.18/144,117.90 = 56,686.52/x
  3. Step 3: Cross multiply
    104,433.18x = 144,117.90 × 56,686.52
  4. Step 4: Simplify right side
    104,433.18x = 8,169,542,220.71
  5. Step 5: Solve for x
    x = 8,169,542,220.71/104,433.18
  6. Step 6: Final answer
    x = 78,227.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.