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Finding the Fourth Proportional to 64,776.57, 97,164.85 and 37,055.13

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Solution

The fourth proportional to 64,776.57, 97,164.85 and 37,055.13 is: 55,582.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,776.57 : 97,164.85 = 37,055.13 : x
  2. Step 2: Convert to fraction form
    64,776.57/97,164.85 = 37,055.13/x
  3. Step 3: Cross multiply
    64,776.57x = 97,164.85 × 37,055.13
  4. Step 4: Simplify right side
    64,776.57x = 3,600,456,148.18
  5. Step 5: Solve for x
    x = 3,600,456,148.18/64,776.57
  6. Step 6: Final answer
    x = 55,582.69

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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.