Home / 97,673.46-147,242.27-91,163.42

Finding the Fourth Proportional to 97,673.46, 147,242.27 and 91,163.42

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Solution

The fourth proportional to 97,673.46, 147,242.27 and 91,163.42 is: 137,428.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,673.46 : 147,242.27 = 91,163.42 : x
  2. Step 2: Convert to fraction form
    97,673.46/147,242.27 = 91,163.42/x
  3. Step 3: Cross multiply
    97,673.46x = 147,242.27 × 91,163.42
  4. Step 4: Simplify right side
    97,673.46x = 13,423,108,901.76
  5. Step 5: Solve for x
    x = 13,423,108,901.76/97,673.46
  6. Step 6: Final answer
    x = 137,428.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.