Home / 97,125.84-134,038.44-54,689.04

Finding the Fourth Proportional to 97,125.84, 134,038.44 and 54,689.04

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Solution

The fourth proportional to 97,125.84, 134,038.44 and 54,689.04 is: 75,473.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,125.84 : 134,038.44 = 54,689.04 : x
  2. Step 2: Convert to fraction form
    97,125.84/134,038.44 = 54,689.04/x
  3. Step 3: Cross multiply
    97,125.84x = 134,038.44 × 54,689.04
  4. Step 4: Simplify right side
    97,125.84x = 7,330,433,606.70
  5. Step 5: Solve for x
    x = 7,330,433,606.70/97,125.84
  6. Step 6: Final answer
    x = 75,473.57

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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.