Home / 97,717.79-146,598.20-55,617.68

Finding the Fourth Proportional to 97,717.79, 146,598.20 and 55,617.68

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Solution

The fourth proportional to 97,717.79, 146,598.20 and 55,617.68 is: 83,438.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,717.79 : 146,598.20 = 55,617.68 : x
  2. Step 2: Convert to fraction form
    97,717.79/146,598.20 = 55,617.68/x
  3. Step 3: Cross multiply
    97,717.79x = 146,598.20 × 55,617.68
  4. Step 4: Simplify right side
    97,717.79x = 8,153,451,498.09
  5. Step 5: Solve for x
    x = 8,153,451,498.09/97,717.79
  6. Step 6: Final answer
    x = 83,438.77

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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.