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Finding the Fourth Proportional to 350,141.13, 525,167.93 and 97,440.57

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Solution

The fourth proportional to 350,141.13, 525,167.93 and 97,440.57 is: 146,148.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,141.13 : 525,167.93 = 97,440.57 : x
  2. Step 2: Convert to fraction form
    350,141.13/525,167.93 = 97,440.57/x
  3. Step 3: Cross multiply
    350,141.13x = 525,167.93 × 97,440.57
  4. Step 4: Simplify right side
    350,141.13x = 51,172,661,957.72
  5. Step 5: Solve for x
    x = 51,172,661,957.72/350,141.13
  6. Step 6: Final answer
    x = 146,148.67

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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.