Home / 102,160.64-141,051.14-63,935.67

Finding the Fourth Proportional to 102,160.64, 141,051.14 and 63,935.67

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Solution

The fourth proportional to 102,160.64, 141,051.14 and 63,935.67 is: 88,274.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,160.64 : 141,051.14 = 63,935.67 : x
  2. Step 2: Convert to fraction form
    102,160.64/141,051.14 = 63,935.67/x
  3. Step 3: Cross multiply
    102,160.64x = 141,051.14 × 63,935.67
  4. Step 4: Simplify right side
    102,160.64x = 9,018,198,820.49
  5. Step 5: Solve for x
    x = 9,018,198,820.49/102,160.64
  6. Step 6: Final answer
    x = 88,274.69

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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.