Home / 152,455.17-228,892.22-77,625.60

Finding the Fourth Proportional to 152,455.17, 228,892.22 and 77,625.60

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Solution

The fourth proportional to 152,455.17, 228,892.22 and 77,625.60 is: 116,545.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,455.17 : 228,892.22 = 77,625.60 : x
  2. Step 2: Convert to fraction form
    152,455.17/228,892.22 = 77,625.60/x
  3. Step 3: Cross multiply
    152,455.17x = 228,892.22 × 77,625.60
  4. Step 4: Simplify right side
    152,455.17x = 17,767,894,962.43
  5. Step 5: Solve for x
    x = 17,767,894,962.43/152,455.17
  6. Step 6: Final answer
    x = 116,545.05

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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.