Home / 64,894.10-89,573.01-38,042.42

Finding the Fourth Proportional to 64,894.10, 89,573.01 and 38,042.42

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Solution

The fourth proportional to 64,894.10, 89,573.01 and 38,042.42 is: 52,509.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,894.10 : 89,573.01 = 38,042.42 : x
  2. Step 2: Convert to fraction form
    64,894.10/89,573.01 = 38,042.42/x
  3. Step 3: Cross multiply
    64,894.10x = 89,573.01 × 38,042.42
  4. Step 4: Simplify right side
    64,894.10x = 3,407,574,067.08
  5. Step 5: Solve for x
    x = 3,407,574,067.08/64,894.10
  6. Step 6: Final answer
    x = 52,509.77

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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.