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Finding the Fourth Proportional to 228,297.88, 342,436.98 and 59,814.50

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Solution

The fourth proportional to 228,297.88, 342,436.98 and 59,814.50 is: 89,719.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,297.88 : 342,436.98 = 59,814.50 : x
  2. Step 2: Convert to fraction form
    228,297.88/342,436.98 = 59,814.50/x
  3. Step 3: Cross multiply
    228,297.88x = 342,436.98 × 59,814.50
  4. Step 4: Simplify right side
    228,297.88x = 20,482,696,740.21
  5. Step 5: Solve for x
    x = 20,482,696,740.21/228,297.88
  6. Step 6: Final answer
    x = 89,719.17

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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.