Home / 127,368.79-175,770.52-70,014.35

Finding the Fourth Proportional to 127,368.79, 175,770.52 and 70,014.35

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Solution

The fourth proportional to 127,368.79, 175,770.52 and 70,014.35 is: 96,620.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,368.79 : 175,770.52 = 70,014.35 : x
  2. Step 2: Convert to fraction form
    127,368.79/175,770.52 = 70,014.35/x
  3. Step 3: Cross multiply
    127,368.79x = 175,770.52 × 70,014.35
  4. Step 4: Simplify right side
    127,368.79x = 12,306,458,971.35
  5. Step 5: Solve for x
    x = 12,306,458,971.35/127,368.79
  6. Step 6: Final answer
    x = 96,620.68

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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.