Home / 79,809.48-110,133.77-43,510.14

Finding the Fourth Proportional to 79,809.48, 110,133.77 and 43,510.14

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Solution

The fourth proportional to 79,809.48, 110,133.77 and 43,510.14 is: 60,042.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,809.48 : 110,133.77 = 43,510.14 : x
  2. Step 2: Convert to fraction form
    79,809.48/110,133.77 = 43,510.14/x
  3. Step 3: Cross multiply
    79,809.48x = 110,133.77 × 43,510.14
  4. Step 4: Simplify right side
    79,809.48x = 4,791,935,533.88
  5. Step 5: Solve for x
    x = 4,791,935,533.88/79,809.48
  6. Step 6: Final answer
    x = 60,042.18

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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.