Home / 152,044.31-209,814.95-84,056.96

Finding the Fourth Proportional to 152,044.31, 209,814.95 and 84,056.96

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Solution

The fourth proportional to 152,044.31, 209,814.95 and 84,056.96 is: 115,995.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,044.31 : 209,814.95 = 84,056.96 : x
  2. Step 2: Convert to fraction form
    152,044.31/209,814.95 = 84,056.96/x
  3. Step 3: Cross multiply
    152,044.31x = 209,814.95 × 84,056.96
  4. Step 4: Simplify right side
    152,044.31x = 17,636,406,020.62
  5. Step 5: Solve for x
    x = 17,636,406,020.62/152,044.31
  6. Step 6: Final answer
    x = 115,995.18

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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.