Home / 104,586.93-144,330.89-56,840.31

Finding the Fourth Proportional to 104,586.93, 144,330.89 and 56,840.31

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Solution

The fourth proportional to 104,586.93, 144,330.89 and 56,840.31 is: 78,440.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,586.93 : 144,330.89 = 56,840.31 : x
  2. Step 2: Convert to fraction form
    104,586.93/144,330.89 = 56,840.31/x
  3. Step 3: Cross multiply
    104,586.93x = 144,330.89 × 56,840.31
  4. Step 4: Simplify right side
    104,586.93x = 8,203,812,245.97
  5. Step 5: Solve for x
    x = 8,203,812,245.97/104,586.93
  6. Step 6: Final answer
    x = 78,440.13

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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.