Home / 127,577.44-176,055.60-70,987.84

Finding the Fourth Proportional to 127,577.44, 176,055.60 and 70,987.84

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Solution

The fourth proportional to 127,577.44, 176,055.60 and 70,987.84 is: 97,962.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,577.44 : 176,055.60 = 70,987.84 : x
  2. Step 2: Convert to fraction form
    127,577.44/176,055.60 = 70,987.84/x
  3. Step 3: Cross multiply
    127,577.44x = 176,055.60 × 70,987.84
  4. Step 4: Simplify right side
    127,577.44x = 12,497,806,763.90
  5. Step 5: Solve for x
    x = 12,497,806,763.90/127,577.44
  6. Step 6: Final answer
    x = 97,962.51

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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.