Home / 63,608.16-87,775.20-35,313.84

Finding the Fourth Proportional to 63,608.16, 87,775.20 and 35,313.84

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Solution

The fourth proportional to 63,608.16, 87,775.20 and 35,313.84 is: 48,730.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,608.16 : 87,775.20 = 35,313.84 : x
  2. Step 2: Convert to fraction form
    63,608.16/87,775.20 = 35,313.84/x
  3. Step 3: Cross multiply
    63,608.16x = 87,775.20 × 35,313.84
  4. Step 4: Simplify right side
    63,608.16x = 3,099,679,368.77
  5. Step 5: Solve for x
    x = 3,099,679,368.77/63,608.16
  6. Step 6: Final answer
    x = 48,730.84

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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.