Home / 217,931.51-326,916.05-60,159.98

Finding the Fourth Proportional to 217,931.51, 326,916.05 and 60,159.98

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Solution

The fourth proportional to 217,931.51, 326,916.05 and 60,159.98 is: 90,245.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,931.51 : 326,916.05 = 60,159.98 : x
  2. Step 2: Convert to fraction form
    217,931.51/326,916.05 = 60,159.98/x
  3. Step 3: Cross multiply
    217,931.51x = 326,916.05 × 60,159.98
  4. Step 4: Simplify right side
    217,931.51x = 19,667,261,094.30
  5. Step 5: Solve for x
    x = 19,667,261,094.30/217,931.51
  6. Step 6: Final answer
    x = 90,245.15

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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.