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Finding the Fourth Proportional to 64,040.88, 88,376.01 and 35,362.34

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Solution

The fourth proportional to 64,040.88, 88,376.01 and 35,362.34 is: 48,799.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,040.88 : 88,376.01 = 35,362.34 : x
  2. Step 2: Convert to fraction form
    64,040.88/88,376.01 = 35,362.34/x
  3. Step 3: Cross multiply
    64,040.88x = 88,376.01 × 35,362.34
  4. Step 4: Simplify right side
    64,040.88x = 3,125,182,071.58
  5. Step 5: Solve for x
    x = 3,125,182,071.58/64,040.88
  6. Step 6: Final answer
    x = 48,799.80

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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.