Home / 77,586.74-107,069.73-43,595.18

Finding the Fourth Proportional to 77,586.74, 107,069.73 and 43,595.18

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Solution

The fourth proportional to 77,586.74, 107,069.73 and 43,595.18 is: 60,161.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,586.74 : 107,069.73 = 43,595.18 : x
  2. Step 2: Convert to fraction form
    77,586.74/107,069.73 = 43,595.18/x
  3. Step 3: Cross multiply
    77,586.74x = 107,069.73 × 43,595.18
  4. Step 4: Simplify right side
    77,586.74x = 4,667,724,151.90
  5. Step 5: Solve for x
    x = 4,667,724,151.90/77,586.74
  6. Step 6: Final answer
    x = 60,161.36

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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.