Home / 217,590.72-326,386.08-59,835.84

Finding the Fourth Proportional to 217,590.72, 326,386.08 and 59,835.84

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Solution

The fourth proportional to 217,590.72, 326,386.08 and 59,835.84 is: 89,753.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,590.72 : 326,386.08 = 59,835.84 : x
  2. Step 2: Convert to fraction form
    217,590.72/326,386.08 = 59,835.84/x
  3. Step 3: Cross multiply
    217,590.72x = 326,386.08 × 59,835.84
  4. Step 4: Simplify right side
    217,590.72x = 19,529,585,261.11
  5. Step 5: Solve for x
    x = 19,529,585,261.11/217,590.72
  6. Step 6: Final answer
    x = 89,753.76

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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.