Home / 151,337.39-208,925.74-117,269.40

Finding the Fourth Proportional to 151,337.39, 208,925.74 and 117,269.40

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Solution

The fourth proportional to 151,337.39, 208,925.74 and 117,269.40 is: 161,893.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,337.39 : 208,925.74 = 117,269.40 : x
  2. Step 2: Convert to fraction form
    151,337.39/208,925.74 = 117,269.40/x
  3. Step 3: Cross multiply
    151,337.39x = 208,925.74 × 117,269.40
  4. Step 4: Simplify right side
    151,337.39x = 24,500,595,506.51
  5. Step 5: Solve for x
    x = 24,500,595,506.51/151,337.39
  6. Step 6: Final answer
    x = 161,893.87

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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.