Home / 119,136.84-164,421.96-68,154.27

Finding the Fourth Proportional to 119,136.84, 164,421.96 and 68,154.27

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Solution

The fourth proportional to 119,136.84, 164,421.96 and 68,154.27 is: 94,060.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,136.84 : 164,421.96 = 68,154.27 : x
  2. Step 2: Convert to fraction form
    119,136.84/164,421.96 = 68,154.27/x
  3. Step 3: Cross multiply
    119,136.84x = 164,421.96 × 68,154.27
  4. Step 4: Simplify right side
    119,136.84x = 11,206,058,655.77
  5. Step 5: Solve for x
    x = 11,206,058,655.77/119,136.84
  6. Step 6: Final answer
    x = 94,060.40

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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.