Home / 93,721.55-140,567.89-30,541.52

Finding the Fourth Proportional to 93,721.55, 140,567.89 and 30,541.52

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Solution

The fourth proportional to 93,721.55, 140,567.89 and 30,541.52 is: 45,807.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,721.55 : 140,567.89 = 30,541.52 : x
  2. Step 2: Convert to fraction form
    93,721.55/140,567.89 = 30,541.52/x
  3. Step 3: Cross multiply
    93,721.55x = 140,567.89 × 30,541.52
  4. Step 4: Simplify right side
    93,721.55x = 4,293,156,168.25
  5. Step 5: Solve for x
    x = 4,293,156,168.25/93,721.55
  6. Step 6: Final answer
    x = 45,807.57

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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.