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Finding the Fourth Proportional to 64,020.24, 88,353.81 and 35,345.03

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Solution

The fourth proportional to 64,020.24, 88,353.81 and 35,345.03 is: 48,779.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,020.24 : 88,353.81 = 35,345.03 : x
  2. Step 2: Convert to fraction form
    64,020.24/88,353.81 = 35,345.03/x
  3. Step 3: Cross multiply
    64,020.24x = 88,353.81 × 35,345.03
  4. Step 4: Simplify right side
    64,020.24x = 3,122,867,623.30
  5. Step 5: Solve for x
    x = 3,122,867,623.30/64,020.24
  6. Step 6: Final answer
    x = 48,779.38

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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.