Home / 283,020.54-424,444.40-80,633.17

Finding the Fourth Proportional to 283,020.54, 424,444.40 and 80,633.17

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Solution

The fourth proportional to 283,020.54, 424,444.40 and 80,633.17 is: 120,925.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,020.54 : 424,444.40 = 80,633.17 : x
  2. Step 2: Convert to fraction form
    283,020.54/424,444.40 = 80,633.17/x
  3. Step 3: Cross multiply
    283,020.54x = 424,444.40 × 80,633.17
  4. Step 4: Simplify right side
    283,020.54x = 34,224,297,890.51
  5. Step 5: Solve for x
    x = 34,224,297,890.51/283,020.54
  6. Step 6: Final answer
    x = 120,925.14

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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.