Home / 125,784.14-173,679.56-96,666.40

Finding the Fourth Proportional to 125,784.14, 173,679.56 and 96,666.40

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Solution

The fourth proportional to 125,784.14, 173,679.56 and 96,666.40 is: 133,474.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,784.14 : 173,679.56 = 96,666.40 : x
  2. Step 2: Convert to fraction form
    125,784.14/173,679.56 = 96,666.40/x
  3. Step 3: Cross multiply
    125,784.14x = 173,679.56 × 96,666.40
  4. Step 4: Simplify right side
    125,784.14x = 16,788,977,818.78
  5. Step 5: Solve for x
    x = 16,788,977,818.78/125,784.14
  6. Step 6: Final answer
    x = 133,474.52

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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.