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Finding the Fourth Proportional to 93,802.60, 140,705.34 and 31,473.64

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Solution

The fourth proportional to 93,802.60, 140,705.34 and 31,473.64 is: 47,210.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,802.60 : 140,705.34 = 31,473.64 : x
  2. Step 2: Convert to fraction form
    93,802.60/140,705.34 = 31,473.64/x
  3. Step 3: Cross multiply
    93,802.60x = 140,705.34 × 31,473.64
  4. Step 4: Simplify right side
    93,802.60x = 4,428,509,217.24
  5. Step 5: Solve for x
    x = 4,428,509,217.24/93,802.60
  6. Step 6: Final answer
    x = 47,210.94

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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.