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Finding the Fourth Proportional to 93,283.74, 139,946.40 and 34,118.10

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Solution

The fourth proportional to 93,283.74, 139,946.40 and 34,118.10 is: 51,184.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,283.74 : 139,946.40 = 34,118.10 : x
  2. Step 2: Convert to fraction form
    93,283.74/139,946.40 = 34,118.10/x
  3. Step 3: Cross multiply
    93,283.74x = 139,946.40 × 34,118.10
  4. Step 4: Simplify right side
    93,283.74x = 4,774,705,269.84
  5. Step 5: Solve for x
    x = 4,774,705,269.84/93,283.74
  6. Step 6: Final answer
    x = 51,184.75

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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.