Home / 97,126.12-145,715.10-34,802.92

Finding the Fourth Proportional to 97,126.12, 145,715.10 and 34,802.92

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Solution

The fourth proportional to 97,126.12, 145,715.10 and 34,802.92 is: 52,213.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,126.12 : 145,715.10 = 34,802.92 : x
  2. Step 2: Convert to fraction form
    97,126.12/145,715.10 = 34,802.92/x
  3. Step 3: Cross multiply
    97,126.12x = 145,715.10 × 34,802.92
  4. Step 4: Simplify right side
    97,126.12x = 5,071,310,968.09
  5. Step 5: Solve for x
    x = 5,071,310,968.09/97,126.12
  6. Step 6: Final answer
    x = 52,213.67

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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.