Home / 127,075.04-190,612.56-52,182.44

Finding the Fourth Proportional to 127,075.04, 190,612.56 and 52,182.44

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Solution

The fourth proportional to 127,075.04, 190,612.56 and 52,182.44 is: 78,273.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,075.04 : 190,612.56 = 52,182.44 : x
  2. Step 2: Convert to fraction form
    127,075.04/190,612.56 = 52,182.44/x
  3. Step 3: Cross multiply
    127,075.04x = 190,612.56 × 52,182.44
  4. Step 4: Simplify right side
    127,075.04x = 9,946,628,475.45
  5. Step 5: Solve for x
    x = 9,946,628,475.45/127,075.04
  6. Step 6: Final answer
    x = 78,273.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.