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Finding the Fourth Proportional to 93,574.80, 140,406.47 and 48,572.24

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Solution

The fourth proportional to 93,574.80, 140,406.47 and 48,572.24 is: 72,881.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,574.80 : 140,406.47 = 48,572.24 : x
  2. Step 2: Convert to fraction form
    93,574.80/140,406.47 = 48,572.24/x
  3. Step 3: Cross multiply
    93,574.80x = 140,406.47 × 48,572.24
  4. Step 4: Simplify right side
    93,574.80x = 6,819,856,758.39
  5. Step 5: Solve for x
    x = 6,819,856,758.39/93,574.80
  6. Step 6: Final answer
    x = 72,881.34

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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.