Home / 127,444.51-175,853.73-73,734.53

Finding the Fourth Proportional to 127,444.51, 175,853.73 and 73,734.53

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Solution

The fourth proportional to 127,444.51, 175,853.73 and 73,734.53 is: 101,742.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,444.51 : 175,853.73 = 73,734.53 : x
  2. Step 2: Convert to fraction form
    127,444.51/175,853.73 = 73,734.53/x
  3. Step 3: Cross multiply
    127,444.51x = 175,853.73 × 73,734.53
  4. Step 4: Simplify right side
    127,444.51x = 12,966,492,022.12
  5. Step 5: Solve for x
    x = 12,966,492,022.12/127,444.51
  6. Step 6: Final answer
    x = 101,742.25

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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.