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Finding the Fourth Proportional to 101,473.58, 152,064.79 and 57,006.79

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Solution

The fourth proportional to 101,473.58, 152,064.79 and 57,006.79 is: 85,428.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,473.58 : 152,064.79 = 57,006.79 : x
  2. Step 2: Convert to fraction form
    101,473.58/152,064.79 = 57,006.79/x
  3. Step 3: Cross multiply
    101,473.58x = 152,064.79 × 57,006.79
  4. Step 4: Simplify right side
    101,473.58x = 8,668,725,027.25
  5. Step 5: Solve for x
    x = 8,668,725,027.25/101,473.58
  6. Step 6: Final answer
    x = 85,428.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.