Home / 137,160.53-189,176.88-118,071.66

Finding the Fourth Proportional to 137,160.53, 189,176.88 and 118,071.66

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Solution

The fourth proportional to 137,160.53, 189,176.88 and 118,071.66 is: 162,848.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,160.53 : 189,176.88 = 118,071.66 : x
  2. Step 2: Convert to fraction form
    137,160.53/189,176.88 = 118,071.66/x
  3. Step 3: Cross multiply
    137,160.53x = 189,176.88 × 118,071.66
  4. Step 4: Simplify right side
    137,160.53x = 22,336,428,255.22
  5. Step 5: Solve for x
    x = 22,336,428,255.22/137,160.53
  6. Step 6: Final answer
    x = 162,848.80

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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.