Home / 127,349.04-190,088.70-117,966

Finding the Fourth Proportional to 127,349.04, 190,088.70 and 117,966

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Solution

The fourth proportional to 127,349.04, 190,088.70 and 117,966 is: 176,083.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,349.04 : 190,088.70 = 117,966 : x
  2. Step 2: Convert to fraction form
    127,349.04/190,088.70 = 117,966/x
  3. Step 3: Cross multiply
    127,349.04x = 190,088.70 × 117,966
  4. Step 4: Simplify right side
    127,349.04x = 22,424,003,584.20
  5. Step 5: Solve for x
    x = 22,424,003,584.20/127,349.04
  6. Step 6: Final answer
    x = 176,083.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.