Home / 78,048.37-107,709.83-44,058.07

Finding the Fourth Proportional to 78,048.37, 107,709.83 and 44,058.07

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Solution

The fourth proportional to 78,048.37, 107,709.83 and 44,058.07 is: 60,801.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,048.37 : 107,709.83 = 44,058.07 : x
  2. Step 2: Convert to fraction form
    78,048.37/107,709.83 = 44,058.07/x
  3. Step 3: Cross multiply
    78,048.37x = 107,709.83 × 44,058.07
  4. Step 4: Simplify right side
    78,048.37x = 4,745,487,070.70
  5. Step 5: Solve for x
    x = 4,745,487,070.70/78,048.37
  6. Step 6: Final answer
    x = 60,801.87

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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.