Home / 93,705.42-140,528.70-31,361.34

Finding the Fourth Proportional to 93,705.42, 140,528.70 and 31,361.34

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Solution

The fourth proportional to 93,705.42, 140,528.70 and 31,361.34 is: 47,032.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,705.42 : 140,528.70 = 31,361.34 : x
  2. Step 2: Convert to fraction form
    93,705.42/140,528.70 = 31,361.34/x
  3. Step 3: Cross multiply
    93,705.42x = 140,528.70 × 31,361.34
  4. Step 4: Simplify right side
    93,705.42x = 4,407,168,340.46
  5. Step 5: Solve for x
    x = 4,407,168,340.46/93,705.42
  6. Step 6: Final answer
    x = 47,032.16

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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.