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Finding the Fourth Proportional to 144,773.29, 217,204.80 and 64,878.58

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Solution

The fourth proportional to 144,773.29, 217,204.80 and 64,878.58 is: 97,337.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,773.29 : 217,204.80 = 64,878.58 : x
  2. Step 2: Convert to fraction form
    144,773.29/217,204.80 = 64,878.58/x
  3. Step 3: Cross multiply
    144,773.29x = 217,204.80 × 64,878.58
  4. Step 4: Simplify right side
    144,773.29x = 14,091,938,993.18
  5. Step 5: Solve for x
    x = 14,091,938,993.18/144,773.29
  6. Step 6: Final answer
    x = 97,337.98

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1.5x scale

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.