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Finding the Fourth Proportional to 93,572.70, 140,359.05 and 46,808.70

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Solution

The fourth proportional to 93,572.70, 140,359.05 and 46,808.70 is: 70,213.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,572.70 : 140,359.05 = 46,808.70 : x
  2. Step 2: Convert to fraction form
    93,572.70/140,359.05 = 46,808.70/x
  3. Step 3: Cross multiply
    93,572.70x = 140,359.05 × 46,808.70
  4. Step 4: Simplify right side
    93,572.70x = 6,570,024,663.74
  5. Step 5: Solve for x
    x = 6,570,024,663.74/93,572.70
  6. Step 6: Final answer
    x = 70,213.05

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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.