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Finding the Fourth Proportional to 228,307.60, 342,461.40 and 62,095.60

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Solution

The fourth proportional to 228,307.60, 342,461.40 and 62,095.60 is: 93,143.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,307.60 : 342,461.40 = 62,095.60 : x
  2. Step 2: Convert to fraction form
    228,307.60/342,461.40 = 62,095.60/x
  3. Step 3: Cross multiply
    228,307.60x = 342,461.40 × 62,095.60
  4. Step 4: Simplify right side
    228,307.60x = 21,265,346,109.84
  5. Step 5: Solve for x
    x = 21,265,346,109.84/228,307.60
  6. Step 6: Final answer
    x = 93,143.40

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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.