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Finding the Fourth Proportional to 64,841.61, 97,262.42 and 50,072.07

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Solution

The fourth proportional to 64,841.61, 97,262.42 and 50,072.07 is: 75,108.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,841.61 : 97,262.42 = 50,072.07 : x
  2. Step 2: Convert to fraction form
    64,841.61/97,262.42 = 50,072.07/x
  3. Step 3: Cross multiply
    64,841.61x = 97,262.42 × 50,072.07
  4. Step 4: Simplify right side
    64,841.61x = 4,870,130,452.25
  5. Step 5: Solve for x
    x = 4,870,130,452.25/64,841.61
  6. Step 6: Final answer
    x = 75,108.11

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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.