Home / 77,883.41-116,928.65-52,667.64

Finding the Fourth Proportional to 77,883.41, 116,928.65 and 52,667.64

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Solution

The fourth proportional to 77,883.41, 116,928.65 and 52,667.64 is: 79,071.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,883.41 : 116,928.65 = 52,667.64 : x
  2. Step 2: Convert to fraction form
    77,883.41/116,928.65 = 52,667.64/x
  3. Step 3: Cross multiply
    77,883.41x = 116,928.65 × 52,667.64
  4. Step 4: Simplify right side
    77,883.41x = 6,158,355,780.55
  5. Step 5: Solve for x
    x = 6,158,355,780.55/77,883.41
  6. Step 6: Final answer
    x = 79,071.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.