Home / 228,180.60-342,368.10-144,005.40

Finding the Fourth Proportional to 228,180.60, 342,368.10 and 144,005.40

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Solution

The fourth proportional to 228,180.60, 342,368.10 and 144,005.40 is: 216,069.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,180.60 : 342,368.10 = 144,005.40 : x
  2. Step 2: Convert to fraction form
    228,180.60/342,368.10 = 144,005.40/x
  3. Step 3: Cross multiply
    228,180.60x = 342,368.10 × 144,005.40
  4. Step 4: Simplify right side
    228,180.60x = 49,302,855,187.74
  5. Step 5: Solve for x
    x = 49,302,855,187.74/228,180.60
  6. Step 6: Final answer
    x = 216,069.44

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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.