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Finding the Fourth Proportional to 64,597.71, 89,152.22 and 35,920.23

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Solution

The fourth proportional to 64,597.71, 89,152.22 and 35,920.23 is: 49,574.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,597.71 : 89,152.22 = 35,920.23 : x
  2. Step 2: Convert to fraction form
    64,597.71/89,152.22 = 35,920.23/x
  3. Step 3: Cross multiply
    64,597.71x = 89,152.22 × 35,920.23
  4. Step 4: Simplify right side
    64,597.71x = 3,202,368,247.41
  5. Step 5: Solve for x
    x = 3,202,368,247.41/64,597.71
  6. Step 6: Final answer
    x = 49,574.02

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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.