Home / 118,134.06-163,028.93-64,422.01

Finding the Fourth Proportional to 118,134.06, 163,028.93 and 64,422.01

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Solution

The fourth proportional to 118,134.06, 163,028.93 and 64,422.01 is: 88,904.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,134.06 : 163,028.93 = 64,422.01 : x
  2. Step 2: Convert to fraction form
    118,134.06/163,028.93 = 64,422.01/x
  3. Step 3: Cross multiply
    118,134.06x = 163,028.93 × 64,422.01
  4. Step 4: Simplify right side
    118,134.06x = 10,502,651,358.75
  5. Step 5: Solve for x
    x = 10,502,651,358.75/118,134.06
  6. Step 6: Final answer
    x = 88,904.52

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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.