Home / 302,025.60-452,750.40-112,435.20

Finding the Fourth Proportional to 302,025.60, 452,750.40 and 112,435.20

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Solution

The fourth proportional to 302,025.60, 452,750.40 and 112,435.20 is: 168,545.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,025.60 : 452,750.40 = 112,435.20 : x
  2. Step 2: Convert to fraction form
    302,025.60/452,750.40 = 112,435.20/x
  3. Step 3: Cross multiply
    302,025.60x = 452,750.40 × 112,435.20
  4. Step 4: Simplify right side
    302,025.60x = 50,905,081,774.08
  5. Step 5: Solve for x
    x = 50,905,081,774.08/302,025.60
  6. Step 6: Final answer
    x = 168,545.59

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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.