Home / 110,154.38-152,012.58-64,832.02

Finding the Fourth Proportional to 110,154.38, 152,012.58 and 64,832.02

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Solution

The fourth proportional to 110,154.38, 152,012.58 and 64,832.02 is: 89,467.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,154.38 : 152,012.58 = 64,832.02 : x
  2. Step 2: Convert to fraction form
    110,154.38/152,012.58 = 64,832.02/x
  3. Step 3: Cross multiply
    110,154.38x = 152,012.58 × 64,832.02
  4. Step 4: Simplify right side
    110,154.38x = 9,855,282,626.81
  5. Step 5: Solve for x
    x = 9,855,282,626.81/110,154.38
  6. Step 6: Final answer
    x = 89,467.91

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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.