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Finding the Fourth Proportional to 64,607.94, 89,156.88 and 35,927.46

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Solution

The fourth proportional to 64,607.94, 89,156.88 and 35,927.46 is: 49,578.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,607.94 : 89,156.88 = 35,927.46 : x
  2. Step 2: Convert to fraction form
    64,607.94/89,156.88 = 35,927.46/x
  3. Step 3: Cross multiply
    64,607.94x = 89,156.88 × 35,927.46
  4. Step 4: Simplify right side
    64,607.94x = 3,203,180,239.92
  5. Step 5: Solve for x
    x = 3,203,180,239.92/64,607.94
  6. Step 6: Final answer
    x = 49,578.74

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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.