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Finding the Fourth Proportional to 64,444.94, 89,093.85 and 63,854.18

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Solution

The fourth proportional to 64,444.94, 89,093.85 and 63,854.18 is: 88,277.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,444.94 : 89,093.85 = 63,854.18 : x
  2. Step 2: Convert to fraction form
    64,444.94/89,093.85 = 63,854.18/x
  3. Step 3: Cross multiply
    64,444.94x = 89,093.85 × 63,854.18
  4. Step 4: Simplify right side
    64,444.94x = 5,689,014,734.79
  5. Step 5: Solve for x
    x = 5,689,014,734.79/64,444.94
  6. Step 6: Final answer
    x = 88,277.14

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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.