Home / 43,364.58-64,680.47-42,052.02

Finding the Fourth Proportional to 43,364.58, 64,680.47 and 42,052.02

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Solution

The fourth proportional to 43,364.58, 64,680.47 and 42,052.02 is: 62,722.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,364.58 : 64,680.47 = 42,052.02 : x
  2. Step 2: Convert to fraction form
    43,364.58/64,680.47 = 42,052.02/x
  3. Step 3: Cross multiply
    43,364.58x = 64,680.47 × 42,052.02
  4. Step 4: Simplify right side
    43,364.58x = 2,719,944,207.79
  5. Step 5: Solve for x
    x = 2,719,944,207.79/43,364.58
  6. Step 6: Final answer
    x = 62,722.72

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.