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Finding the Fourth Proportional to 93,349.67, 139,898.95 and 51,166.49

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Solution

The fourth proportional to 93,349.67, 139,898.95 and 51,166.49 is: 76,680.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,349.67 : 139,898.95 = 51,166.49 : x
  2. Step 2: Convert to fraction form
    93,349.67/139,898.95 = 51,166.49/x
  3. Step 3: Cross multiply
    93,349.67x = 139,898.95 × 51,166.49
  4. Step 4: Simplify right side
    93,349.67x = 7,158,137,398.77
  5. Step 5: Solve for x
    x = 7,158,137,398.77/93,349.67
  6. Step 6: Final answer
    x = 76,680.91

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1.5x scale

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.