Home / 127,110.36-175,409.82-70,521.24

Finding the Fourth Proportional to 127,110.36, 175,409.82 and 70,521.24

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Solution

The fourth proportional to 127,110.36, 175,409.82 and 70,521.24 is: 97,317.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,110.36 : 175,409.82 = 70,521.24 : x
  2. Step 2: Convert to fraction form
    127,110.36/175,409.82 = 70,521.24/x
  3. Step 3: Cross multiply
    127,110.36x = 175,409.82 × 70,521.24
  4. Step 4: Simplify right side
    127,110.36x = 12,370,118,014.58
  5. Step 5: Solve for x
    x = 12,370,118,014.58/127,110.36
  6. Step 6: Final answer
    x = 97,317.94

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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.