Home / 91,863,104.93-126,685,931.16-67,043,979.17

Finding the Fourth Proportional to 91,863,104.93, 126,685,931.16 and 67,043,979.17

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Solution

The fourth proportional to 91,863,104.93, 126,685,931.16 and 67,043,979.17 is: 92,458,544.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,863,104.93 : 126,685,931.16 = 67,043,979.17 : x
  2. Step 2: Convert to fraction form
    91,863,104.93/126,685,931.16 = 67,043,979.17/x
  3. Step 3: Cross multiply
    91,863,104.93x = 126,685,931.16 × 67,043,979.17
  4. Step 4: Simplify right side
    91,863,104.93x = 8,493,528,929,447,384
  5. Step 5: Solve for x
    x = 8,493,528,929,447,384/91,863,104.93
  6. Step 6: Final answer
    x = 92,458,544.01

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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.