Home / 127,346.54-175,734.75-70,756.46

Finding the Fourth Proportional to 127,346.54, 175,734.75 and 70,756.46

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Solution

The fourth proportional to 127,346.54, 175,734.75 and 70,756.46 is: 97,641.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,346.54 : 175,734.75 = 70,756.46 : x
  2. Step 2: Convert to fraction form
    127,346.54/175,734.75 = 70,756.46/x
  3. Step 3: Cross multiply
    127,346.54x = 175,734.75 × 70,756.46
  4. Step 4: Simplify right side
    127,346.54x = 12,434,368,808.99
  5. Step 5: Solve for x
    x = 12,434,368,808.99/127,346.54
  6. Step 6: Final answer
    x = 97,641.98

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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.