Home / 77,637.61-107,193.02-59,456.26

Finding the Fourth Proportional to 77,637.61, 107,193.02 and 59,456.26

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Solution

The fourth proportional to 77,637.61, 107,193.02 and 59,456.26 is: 82,090.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,637.61 : 107,193.02 = 59,456.26 : x
  2. Step 2: Convert to fraction form
    77,637.61/107,193.02 = 59,456.26/x
  3. Step 3: Cross multiply
    77,637.61x = 107,193.02 × 59,456.26
  4. Step 4: Simplify right side
    77,637.61x = 6,373,295,908.62
  5. Step 5: Solve for x
    x = 6,373,295,908.62/77,637.61
  6. Step 6: Final answer
    x = 82,090.31

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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.