Home / 127,391.36-175,795.80-70,801.52

Finding the Fourth Proportional to 127,391.36, 175,795.80 and 70,801.52

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Solution

The fourth proportional to 127,391.36, 175,795.80 and 70,801.52 is: 97,703.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,391.36 : 175,795.80 = 70,801.52 : x
  2. Step 2: Convert to fraction form
    127,391.36/175,795.80 = 70,801.52/x
  3. Step 3: Cross multiply
    127,391.36x = 175,795.80 × 70,801.52
  4. Step 4: Simplify right side
    127,391.36x = 12,446,609,849.62
  5. Step 5: Solve for x
    x = 12,446,609,849.62/127,391.36
  6. Step 6: Final answer
    x = 97,703.72

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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.