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Finding the Fourth Proportional to 64,012.62, 88,337.34 and 35,718.31

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Solution

The fourth proportional to 64,012.62, 88,337.34 and 35,718.31 is: 49,291.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,012.62 : 88,337.34 = 35,718.31 : x
  2. Step 2: Convert to fraction form
    64,012.62/88,337.34 = 35,718.31/x
  3. Step 3: Cross multiply
    64,012.62x = 88,337.34 × 35,718.31
  4. Step 4: Simplify right side
    64,012.62x = 3,155,260,053.01
  5. Step 5: Solve for x
    x = 3,155,260,053.01/64,012.62
  6. Step 6: Final answer
    x = 49,291.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.