Home / 93,316.28-139,818.58-65,564.60

Finding the Fourth Proportional to 93,316.28, 139,818.58 and 65,564.60

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Solution

The fourth proportional to 93,316.28, 139,818.58 and 65,564.60 is: 98,237.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,316.28 : 139,818.58 = 65,564.60 : x
  2. Step 2: Convert to fraction form
    93,316.28/139,818.58 = 65,564.60/x
  3. Step 3: Cross multiply
    93,316.28x = 139,818.58 × 65,564.60
  4. Step 4: Simplify right side
    93,316.28x = 9,167,149,270.27
  5. Step 5: Solve for x
    x = 9,167,149,270.27/93,316.28
  6. Step 6: Final answer
    x = 98,237.41

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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.