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Finding the Fourth Proportional to 64,295.18, 88,734.93 and 35,995.40

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Solution

The fourth proportional to 64,295.18, 88,734.93 and 35,995.40 is: 49,677.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,295.18 : 88,734.93 = 35,995.40 : x
  2. Step 2: Convert to fraction form
    64,295.18/88,734.93 = 35,995.40/x
  3. Step 3: Cross multiply
    64,295.18x = 88,734.93 × 35,995.40
  4. Step 4: Simplify right side
    64,295.18x = 3,194,049,299.32
  5. Step 5: Solve for x
    x = 3,194,049,299.32/64,295.18
  6. Step 6: Final answer
    x = 49,677.90

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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.