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Finding the Fourth Proportional to 350,079.47, 525,119.71 and 97,359.98

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Solution

The fourth proportional to 350,079.47, 525,119.71 and 97,359.98 is: 146,040.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,079.47 : 525,119.71 = 97,359.98 : x
  2. Step 2: Convert to fraction form
    350,079.47/525,119.71 = 97,359.98/x
  3. Step 3: Cross multiply
    350,079.47x = 525,119.71 × 97,359.98
  4. Step 4: Simplify right side
    350,079.47x = 51,125,641,776.76
  5. Step 5: Solve for x
    x = 51,125,641,776.76/350,079.47
  6. Step 6: Final answer
    x = 146,040.10

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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.