Home / 145,443.14-200,612.87-94,364.62

Finding the Fourth Proportional to 145,443.14, 200,612.87 and 94,364.62

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Solution

The fourth proportional to 145,443.14, 200,612.87 and 94,364.62 is: 130,159.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,443.14 : 200,612.87 = 94,364.62 : x
  2. Step 2: Convert to fraction form
    145,443.14/200,612.87 = 94,364.62/x
  3. Step 3: Cross multiply
    145,443.14x = 200,612.87 × 94,364.62
  4. Step 4: Simplify right side
    145,443.14x = 18,930,756,507.22
  5. Step 5: Solve for x
    x = 18,930,756,507.22/145,443.14
  6. Step 6: Final answer
    x = 130,159.15

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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.