Home / 69,889.74-104,248.07-64,158.18

Finding the Fourth Proportional to 69,889.74, 104,248.07 and 64,158.18

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Solution

The fourth proportional to 69,889.74, 104,248.07 and 64,158.18 is: 95,698.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,889.74 : 104,248.07 = 64,158.18 : x
  2. Step 2: Convert to fraction form
    69,889.74/104,248.07 = 64,158.18/x
  3. Step 3: Cross multiply
    69,889.74x = 104,248.07 × 64,158.18
  4. Step 4: Simplify right side
    69,889.74x = 6,688,366,118.92
  5. Step 5: Solve for x
    x = 6,688,366,118.92/69,889.74
  6. Step 6: Final answer
    x = 95,698.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.