Home / 127,443.53-175,874.93-70,079.22

Finding the Fourth Proportional to 127,443.53, 175,874.93 and 70,079.22

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Solution

The fourth proportional to 127,443.53, 175,874.93 and 70,079.22 is: 96,710.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,443.53 : 175,874.93 = 70,079.22 : x
  2. Step 2: Convert to fraction form
    127,443.53/175,874.93 = 70,079.22/x
  3. Step 3: Cross multiply
    127,443.53x = 175,874.93 × 70,079.22
  4. Step 4: Simplify right side
    127,443.53x = 12,325,176,682.18
  5. Step 5: Solve for x
    x = 12,325,176,682.18/127,443.53
  6. Step 6: Final answer
    x = 96,710.89

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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.