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Finding the Fourth Proportional to 101,064.10, 151,596.15 and 61,698.10

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Solution

The fourth proportional to 101,064.10, 151,596.15 and 61,698.10 is: 92,547.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,064.10 : 151,596.15 = 61,698.10 : x
  2. Step 2: Convert to fraction form
    101,064.10/151,596.15 = 61,698.10/x
  3. Step 3: Cross multiply
    101,064.10x = 151,596.15 × 61,698.10
  4. Step 4: Simplify right side
    101,064.10x = 9,353,194,422.32
  5. Step 5: Solve for x
    x = 9,353,194,422.32/101,064.10
  6. Step 6: Final answer
    x = 92,547.15

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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.