Home / 97,113.72-145,549.58-34,715.64

Finding the Fourth Proportional to 97,113.72, 145,549.58 and 34,715.64

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Solution

The fourth proportional to 97,113.72, 145,549.58 and 34,715.64 is: 52,030.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,113.72 : 145,549.58 = 34,715.64 : x
  2. Step 2: Convert to fraction form
    97,113.72/145,549.58 = 34,715.64/x
  3. Step 3: Cross multiply
    97,113.72x = 145,549.58 × 34,715.64
  4. Step 4: Simplify right side
    97,113.72x = 5,052,846,821.43
  5. Step 5: Solve for x
    x = 5,052,846,821.43/97,113.72
  6. Step 6: Final answer
    x = 52,030.21

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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.