Home / 104,671.50-144,445.96-56,924.72

Finding the Fourth Proportional to 104,671.50, 144,445.96 and 56,924.72

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Solution

The fourth proportional to 104,671.50, 144,445.96 and 56,924.72 is: 78,555.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,671.50 : 144,445.96 = 56,924.72 : x
  2. Step 2: Convert to fraction form
    104,671.50/144,445.96 = 56,924.72/x
  3. Step 3: Cross multiply
    104,671.50x = 144,445.96 × 56,924.72
  4. Step 4: Simplify right side
    104,671.50x = 8,222,545,828.13
  5. Step 5: Solve for x
    x = 8,222,545,828.13/104,671.50
  6. Step 6: Final answer
    x = 78,555.73

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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.