Home / 217,636.86-326,417.60-59,827.80

Finding the Fourth Proportional to 217,636.86, 326,417.60 and 59,827.80

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Solution

The fourth proportional to 217,636.86, 326,417.60 and 59,827.80 is: 89,731.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,636.86 : 326,417.60 = 59,827.80 : x
  2. Step 2: Convert to fraction form
    217,636.86/326,417.60 = 59,827.80/x
  3. Step 3: Cross multiply
    217,636.86x = 326,417.60 × 59,827.80
  4. Step 4: Simplify right side
    217,636.86x = 19,528,846,889.28
  5. Step 5: Solve for x
    x = 19,528,846,889.28/217,636.86
  6. Step 6: Final answer
    x = 89,731.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.