Home / 145,096.20-200,262.60-91,345.14

Finding the Fourth Proportional to 145,096.20, 200,262.60 and 91,345.14

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Solution

The fourth proportional to 145,096.20, 200,262.60 and 91,345.14 is: 126,075.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,096.20 : 200,262.60 = 91,345.14 : x
  2. Step 2: Convert to fraction form
    145,096.20/200,262.60 = 91,345.14/x
  3. Step 3: Cross multiply
    145,096.20x = 200,262.60 × 91,345.14
  4. Step 4: Simplify right side
    145,096.20x = 18,293,015,233.76
  5. Step 5: Solve for x
    x = 18,293,015,233.76/145,096.20
  6. Step 6: Final answer
    x = 126,075.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.