Home / 134,256.56-185,300.88-102,368.48

Finding the Fourth Proportional to 134,256.56, 185,300.88 and 102,368.48

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Solution

The fourth proportional to 134,256.56, 185,300.88 and 102,368.48 is: 141,288.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,256.56 : 185,300.88 = 102,368.48 : x
  2. Step 2: Convert to fraction form
    134,256.56/185,300.88 = 102,368.48/x
  3. Step 3: Cross multiply
    134,256.56x = 185,300.88 × 102,368.48
  4. Step 4: Simplify right side
    134,256.56x = 18,968,969,428.26
  5. Step 5: Solve for x
    x = 18,968,969,428.26/134,256.56
  6. Step 6: Final answer
    x = 141,288.96

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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.