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Finding the Fourth Proportional to 64,038.58, 88,365.08 and 35,745.46

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Solution

The fourth proportional to 64,038.58, 88,365.08 and 35,745.46 is: 49,324.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,038.58 : 88,365.08 = 35,745.46 : x
  2. Step 2: Convert to fraction form
    64,038.58/88,365.08 = 35,745.46/x
  3. Step 3: Cross multiply
    64,038.58x = 88,365.08 × 35,745.46
  4. Step 4: Simplify right side
    64,038.58x = 3,158,650,432.54
  5. Step 5: Solve for x
    x = 3,158,650,432.54/64,038.58
  6. Step 6: Final answer
    x = 49,324.18

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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.