Home / 302,011.14-453,019.47-91,649.10

Finding the Fourth Proportional to 302,011.14, 453,019.47 and 91,649.10

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Solution

The fourth proportional to 302,011.14, 453,019.47 and 91,649.10 is: 137,474.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,011.14 : 453,019.47 = 91,649.10 : x
  2. Step 2: Convert to fraction form
    302,011.14/453,019.47 = 91,649.10/x
  3. Step 3: Cross multiply
    302,011.14x = 453,019.47 × 91,649.10
  4. Step 4: Simplify right side
    302,011.14x = 41,518,826,707.98
  5. Step 5: Solve for x
    x = 41,518,826,707.98/302,011.14
  6. Step 6: Final answer
    x = 137,474.49

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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.