Home / 64,542.79-89,044.17-47,587.27

Finding the Fourth Proportional to 64,542.79, 89,044.17 and 47,587.27

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Solution

The fourth proportional to 64,542.79, 89,044.17 and 47,587.27 is: 65,652.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,542.79 : 89,044.17 = 47,587.27 : x
  2. Step 2: Convert to fraction form
    64,542.79/89,044.17 = 47,587.27/x
  3. Step 3: Cross multiply
    64,542.79x = 89,044.17 × 47,587.27
  4. Step 4: Simplify right side
    64,542.79x = 4,237,368,959.72
  5. Step 5: Solve for x
    x = 4,237,368,959.72/64,542.79
  6. Step 6: Final answer
    x = 65,652.09

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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.