Home / 93,265.20-139,881.60-34,070.40

Finding the Fourth Proportional to 93,265.20, 139,881.60 and 34,070.40

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Solution

The fourth proportional to 93,265.20, 139,881.60 and 34,070.40 is: 51,099.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,265.20 : 139,881.60 = 34,070.40 : x
  2. Step 2: Convert to fraction form
    93,265.20/139,881.60 = 34,070.40/x
  3. Step 3: Cross multiply
    93,265.20x = 139,881.60 × 34,070.40
  4. Step 4: Simplify right side
    93,265.20x = 4,765,822,064.64
  5. Step 5: Solve for x
    x = 4,765,822,064.64/93,265.20
  6. Step 6: Final answer
    x = 51,099.68

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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.