Home / 152,165.70-228,248.55-57,381.30

Finding the Fourth Proportional to 152,165.70, 228,248.55 and 57,381.30

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Solution

The fourth proportional to 152,165.70, 228,248.55 and 57,381.30 is: 86,071.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,165.70 : 228,248.55 = 57,381.30 : x
  2. Step 2: Convert to fraction form
    152,165.70/228,248.55 = 57,381.30/x
  3. Step 3: Cross multiply
    152,165.70x = 228,248.55 × 57,381.30
  4. Step 4: Simplify right side
    152,165.70x = 13,097,198,522.12
  5. Step 5: Solve for x
    x = 13,097,198,522.12/152,165.70
  6. Step 6: Final answer
    x = 86,071.95

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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.