Home / 74,006.70-111,010.05-58,260.30

Finding the Fourth Proportional to 74,006.70, 111,010.05 and 58,260.30

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Solution

The fourth proportional to 74,006.70, 111,010.05 and 58,260.30 is: 87,390.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,006.70 : 111,010.05 = 58,260.30 : x
  2. Step 2: Convert to fraction form
    74,006.70/111,010.05 = 58,260.30/x
  3. Step 3: Cross multiply
    74,006.70x = 111,010.05 × 58,260.30
  4. Step 4: Simplify right side
    74,006.70x = 6,467,478,816.02
  5. Step 5: Solve for x
    x = 6,467,478,816.02/74,006.70
  6. Step 6: Final answer
    x = 87,390.45

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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.