Home / 127,160.55-190,802.79-52,303.14

Finding the Fourth Proportional to 127,160.55, 190,802.79 and 52,303.14

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Solution

The fourth proportional to 127,160.55, 190,802.79 and 52,303.14 is: 78,480.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,160.55 : 190,802.79 = 52,303.14 : x
  2. Step 2: Convert to fraction form
    127,160.55/190,802.79 = 52,303.14/x
  3. Step 3: Cross multiply
    127,160.55x = 190,802.79 × 52,303.14
  4. Step 4: Simplify right side
    127,160.55x = 9,979,585,037.76
  5. Step 5: Solve for x
    x = 9,979,585,037.76/127,160.55
  6. Step 6: Final answer
    x = 78,480.20

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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.