Home / 93,636.12-140,376.42-65,475.68

Finding the Fourth Proportional to 93,636.12, 140,376.42 and 65,475.68

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Solution

The fourth proportional to 93,636.12, 140,376.42 and 65,475.68 is: 98,159.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,636.12 : 140,376.42 = 65,475.68 : x
  2. Step 2: Convert to fraction form
    93,636.12/140,376.42 = 65,475.68/x
  3. Step 3: Cross multiply
    93,636.12x = 140,376.42 × 65,475.68
  4. Step 4: Simplify right side
    93,636.12x = 9,191,241,555.47
  5. Step 5: Solve for x
    x = 9,191,241,555.47/93,636.12
  6. Step 6: Final answer
    x = 98,159.15

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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.