Home / 104,433.20-144,117.33-56,686.13

Finding the Fourth Proportional to 104,433.20, 144,117.33 and 56,686.13

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Solution

The fourth proportional to 104,433.20, 144,117.33 and 56,686.13 is: 78,226.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,433.20 : 144,117.33 = 56,686.13 : x
  2. Step 2: Convert to fraction form
    104,433.20/144,117.33 = 56,686.13/x
  3. Step 3: Cross multiply
    104,433.20x = 144,117.33 × 56,686.13
  4. Step 4: Simplify right side
    104,433.20x = 8,169,453,703.63
  5. Step 5: Solve for x
    x = 8,169,453,703.63/104,433.20
  6. Step 6: Final answer
    x = 78,226.60

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1.5x scale

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.