Home / 77,548.48-107,009.34-43,549.23

Finding the Fourth Proportional to 77,548.48, 107,009.34 and 43,549.23

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Solution

The fourth proportional to 77,548.48, 107,009.34 and 43,549.23 is: 60,093.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,548.48 : 107,009.34 = 43,549.23 : x
  2. Step 2: Convert to fraction form
    77,548.48/107,009.34 = 43,549.23/x
  3. Step 3: Cross multiply
    77,548.48x = 107,009.34 × 43,549.23
  4. Step 4: Simplify right side
    77,548.48x = 4,660,174,518.46
  5. Step 5: Solve for x
    x = 4,660,174,518.46/77,548.48
  6. Step 6: Final answer
    x = 60,093.69

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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.