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Finding the Fourth Proportional to 64,230.68, 88,638.47 and 35,552.30

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Solution

The fourth proportional to 64,230.68, 88,638.47 and 35,552.30 is: 49,062.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,230.68 : 88,638.47 = 35,552.30 : x
  2. Step 2: Convert to fraction form
    64,230.68/88,638.47 = 35,552.30/x
  3. Step 3: Cross multiply
    64,230.68x = 88,638.47 × 35,552.30
  4. Step 4: Simplify right side
    64,230.68x = 3,151,300,856.03
  5. Step 5: Solve for x
    x = 3,151,300,856.03/64,230.68
  6. Step 6: Final answer
    x = 49,062.24

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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.