Home / 299,030.55-448,434.04-121,477.74

Finding the Fourth Proportional to 299,030.55, 448,434.04 and 121,477.74

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Solution

The fourth proportional to 299,030.55, 448,434.04 and 121,477.74 is: 182,171.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,030.55 : 448,434.04 = 121,477.74 : x
  2. Step 2: Convert to fraction form
    299,030.55/448,434.04 = 121,477.74/x
  3. Step 3: Cross multiply
    299,030.55x = 448,434.04 × 121,477.74
  4. Step 4: Simplify right side
    299,030.55x = 54,474,753,718.27
  5. Step 5: Solve for x
    x = 54,474,753,718.27/299,030.55
  6. Step 6: Final answer
    x = 182,171.20

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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.