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Finding the Fourth Proportional to 224,637.64, 336,955.10 and 56,157.16

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Solution

The fourth proportional to 224,637.64, 336,955.10 and 56,157.16 is: 84,235.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,637.64 : 336,955.10 = 56,157.16 : x
  2. Step 2: Convert to fraction form
    224,637.64/336,955.10 = 56,157.16/x
  3. Step 3: Cross multiply
    224,637.64x = 336,955.10 × 56,157.16
  4. Step 4: Simplify right side
    224,637.64x = 18,922,441,463.52
  5. Step 5: Solve for x
    x = 18,922,441,463.52/224,637.64
  6. Step 6: Final answer
    x = 84,235.40

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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.