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Finding the Fourth Proportional to 237,390.33, 356,089.29 and 77,465.66

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Solution

The fourth proportional to 237,390.33, 356,089.29 and 77,465.66 is: 116,199.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,390.33 : 356,089.29 = 77,465.66 : x
  2. Step 2: Convert to fraction form
    237,390.33/356,089.29 = 77,465.66/x
  3. Step 3: Cross multiply
    237,390.33x = 356,089.29 × 77,465.66
  4. Step 4: Simplify right side
    237,390.33x = 27,584,690,088.34
  5. Step 5: Solve for x
    x = 27,584,690,088.34/237,390.33
  6. Step 6: Final answer
    x = 116,199.72

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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.