Home / 302,011.10-453,019.37-91,649.03

Finding the Fourth Proportional to 302,011.10, 453,019.37 and 91,649.03

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Solution

The fourth proportional to 302,011.10, 453,019.37 and 91,649.03 is: 137,474.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,011.10 : 453,019.37 = 91,649.03 : x
  2. Step 2: Convert to fraction form
    302,011.10/453,019.37 = 91,649.03/x
  3. Step 3: Cross multiply
    302,011.10x = 453,019.37 × 91,649.03
  4. Step 4: Simplify right side
    302,011.10x = 41,518,785,373.47
  5. Step 5: Solve for x
    x = 41,518,785,373.47/302,011.10
  6. Step 6: Final answer
    x = 137,474.37

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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.