Home / 97,798.28-146,794.62-45,219.56

Finding the Fourth Proportional to 97,798.28, 146,794.62 and 45,219.56

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Solution

The fourth proportional to 97,798.28, 146,794.62 and 45,219.56 is: 67,874.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,798.28 : 146,794.62 = 45,219.56 : x
  2. Step 2: Convert to fraction form
    97,798.28/146,794.62 = 45,219.56/x
  3. Step 3: Cross multiply
    97,798.28x = 146,794.62 × 45,219.56
  4. Step 4: Simplify right side
    97,798.28x = 6,637,988,126.77
  5. Step 5: Solve for x
    x = 6,637,988,126.77/97,798.28
  6. Step 6: Final answer
    x = 67,874.28

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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.