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Finding the Fourth Proportional to 93,479.28, 140,102.28 and 46,745.52

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Solution

The fourth proportional to 93,479.28, 140,102.28 and 46,745.52 is: 70,059.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,479.28 : 140,102.28 = 46,745.52 : x
  2. Step 2: Convert to fraction form
    93,479.28/140,102.28 = 46,745.52/x
  3. Step 3: Cross multiply
    93,479.28x = 140,102.28 × 46,745.52
  4. Step 4: Simplify right side
    93,479.28x = 6,549,153,931.79
  5. Step 5: Solve for x
    x = 6,549,153,931.79/93,479.28
  6. Step 6: Final answer
    x = 70,059.95

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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.