Home / 93,476.28-140,191.74-31,138.68

Finding the Fourth Proportional to 93,476.28, 140,191.74 and 31,138.68

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Solution

The fourth proportional to 93,476.28, 140,191.74 and 31,138.68 is: 46,700.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,476.28 : 140,191.74 = 31,138.68 : x
  2. Step 2: Convert to fraction form
    93,476.28/140,191.74 = 31,138.68/x
  3. Step 3: Cross multiply
    93,476.28x = 140,191.74 × 31,138.68
  4. Step 4: Simplify right side
    93,476.28x = 4,365,385,730.50
  5. Step 5: Solve for x
    x = 4,365,385,730.50/93,476.28
  6. Step 6: Final answer
    x = 46,700.46

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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.