Home / 105,260.70-157,901.68-34,180.36

Finding the Fourth Proportional to 105,260.70, 157,901.68 and 34,180.36

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Solution

The fourth proportional to 105,260.70, 157,901.68 and 34,180.36 is: 51,273.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,260.70 : 157,901.68 = 34,180.36 : x
  2. Step 2: Convert to fraction form
    105,260.70/157,901.68 = 34,180.36/x
  3. Step 3: Cross multiply
    105,260.70x = 157,901.68 × 34,180.36
  4. Step 4: Simplify right side
    105,260.70x = 5,397,136,267.00
  5. Step 5: Solve for x
    x = 5,397,136,267.00/105,260.70
  6. Step 6: Final answer
    x = 51,273.99

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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.