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Finding the Fourth Proportional to 93,799.34, 140,663.12 and 46,398.16

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Solution

The fourth proportional to 93,799.34, 140,663.12 and 46,398.16 is: 69,579.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,799.34 : 140,663.12 = 46,398.16 : x
  2. Step 2: Convert to fraction form
    93,799.34/140,663.12 = 46,398.16/x
  3. Step 3: Cross multiply
    93,799.34x = 140,663.12 × 46,398.16
  4. Step 4: Simplify right side
    93,799.34x = 6,526,509,364.21
  5. Step 5: Solve for x
    x = 6,526,509,364.21/93,799.34
  6. Step 6: Final answer
    x = 69,579.48

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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.