Home / 64,436.04-88,925.94-36,143.64

Finding the Fourth Proportional to 64,436.04, 88,925.94 and 36,143.64

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Solution

The fourth proportional to 64,436.04, 88,925.94 and 36,143.64 is: 49,880.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,436.04 : 88,925.94 = 36,143.64 : x
  2. Step 2: Convert to fraction form
    64,436.04/88,925.94 = 36,143.64/x
  3. Step 3: Cross multiply
    64,436.04x = 88,925.94 × 36,143.64
  4. Step 4: Simplify right side
    64,436.04x = 3,214,107,162.02
  5. Step 5: Solve for x
    x = 3,214,107,162.02/64,436.04
  6. Step 6: Final answer
    x = 49,880.58

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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.