Home / 127,022.81-175,278.81-73,325.12

Finding the Fourth Proportional to 127,022.81, 175,278.81 and 73,325.12

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Solution

The fourth proportional to 127,022.81, 175,278.81 and 73,325.12 is: 101,181.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,022.81 : 175,278.81 = 73,325.12 : x
  2. Step 2: Convert to fraction form
    127,022.81/175,278.81 = 73,325.12/x
  3. Step 3: Cross multiply
    127,022.81x = 175,278.81 × 73,325.12
  4. Step 4: Simplify right side
    127,022.81x = 12,852,339,776.71
  5. Step 5: Solve for x
    x = 12,852,339,776.71/127,022.81
  6. Step 6: Final answer
    x = 101,181.35

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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.