Home / 70,490.04-105,757-23,105.56

Finding the Fourth Proportional to 70,490.04, 105,757 and 23,105.56

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Solution

The fourth proportional to 70,490.04, 105,757 and 23,105.56 is: 34,665.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,490.04 : 105,757 = 23,105.56 : x
  2. Step 2: Convert to fraction form
    70,490.04/105,757 = 23,105.56/x
  3. Step 3: Cross multiply
    70,490.04x = 105,757 × 23,105.56
  4. Step 4: Simplify right side
    70,490.04x = 2,443,574,708.92
  5. Step 5: Solve for x
    x = 2,443,574,708.92/70,490.04
  6. Step 6: Final answer
    x = 34,665.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.