Home / 97,228.98-134,237.91-79,366.45

Finding the Fourth Proportional to 97,228.98, 134,237.91 and 79,366.45

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Solution

The fourth proportional to 97,228.98, 134,237.91 and 79,366.45 is: 109,576.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,228.98 : 134,237.91 = 79,366.45 : x
  2. Step 2: Convert to fraction form
    97,228.98/134,237.91 = 79,366.45/x
  3. Step 3: Cross multiply
    97,228.98x = 134,237.91 × 79,366.45
  4. Step 4: Simplify right side
    97,228.98x = 10,653,986,372.12
  5. Step 5: Solve for x
    x = 10,653,986,372.12/97,228.98
  6. Step 6: Final answer
    x = 109,576.24

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1.5x scale

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.