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Finding the Fourth Proportional to 302,323.59, 453,552.82 and 91,977.93

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Solution

The fourth proportional to 302,323.59, 453,552.82 and 91,977.93 is: 137,987.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,323.59 : 453,552.82 = 91,977.93 : x
  2. Step 2: Convert to fraction form
    302,323.59/453,552.82 = 91,977.93/x
  3. Step 3: Cross multiply
    302,323.59x = 453,552.82 × 91,977.93
  4. Step 4: Simplify right side
    302,323.59x = 41,716,849,299.32
  5. Step 5: Solve for x
    x = 41,716,849,299.32/302,323.59
  6. Step 6: Final answer
    x = 137,987.41

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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.