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Finding the Fourth Proportional to 101,065.65, 151,543.80 and 41,907.30

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Solution

The fourth proportional to 101,065.65, 151,543.80 and 41,907.30 is: 62,838.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,065.65 : 151,543.80 = 41,907.30 : x
  2. Step 2: Convert to fraction form
    101,065.65/151,543.80 = 41,907.30/x
  3. Step 3: Cross multiply
    101,065.65x = 151,543.80 × 41,907.30
  4. Step 4: Simplify right side
    101,065.65x = 6,350,791,489.74
  5. Step 5: Solve for x
    x = 6,350,791,489.74/101,065.65
  6. Step 6: Final answer
    x = 62,838.28

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1.5x scale

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.