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Finding the Fourth Proportional to 224,322.76, 309,598.98 and 143,841.16

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Solution

The fourth proportional to 224,322.76, 309,598.98 and 143,841.16 is: 198,522.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,322.76 : 309,598.98 = 143,841.16 : x
  2. Step 2: Convert to fraction form
    224,322.76/309,598.98 = 143,841.16/x
  3. Step 3: Cross multiply
    224,322.76x = 309,598.98 × 143,841.16
  4. Step 4: Simplify right side
    224,322.76x = 44,533,076,418.02
  5. Step 5: Solve for x
    x = 44,533,076,418.02/224,322.76
  6. Step 6: Final answer
    x = 198,522.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.