Home / 127,056.72-175,339.44-70,466.88

Finding the Fourth Proportional to 127,056.72, 175,339.44 and 70,466.88

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Solution

The fourth proportional to 127,056.72, 175,339.44 and 70,466.88 is: 97,244.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,056.72 : 175,339.44 = 70,466.88 : x
  2. Step 2: Convert to fraction form
    127,056.72/175,339.44 = 70,466.88/x
  3. Step 3: Cross multiply
    127,056.72x = 175,339.44 × 70,466.88
  4. Step 4: Simplify right side
    127,056.72x = 12,355,623,277.75
  5. Step 5: Solve for x
    x = 12,355,623,277.75/127,056.72
  6. Step 6: Final answer
    x = 97,244.94

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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.