Home / 91,365.60-137,046.78-46,966.26

Finding the Fourth Proportional to 91,365.60, 137,046.78 and 46,966.26

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Solution

The fourth proportional to 91,365.60, 137,046.78 and 46,966.26 is: 70,448.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,365.60 : 137,046.78 = 46,966.26 : x
  2. Step 2: Convert to fraction form
    91,365.60/137,046.78 = 46,966.26/x
  3. Step 3: Cross multiply
    91,365.60x = 137,046.78 × 46,966.26
  4. Step 4: Simplify right side
    91,365.60x = 6,436,574,701.64
  5. Step 5: Solve for x
    x = 6,436,574,701.64/91,365.60
  6. Step 6: Final answer
    x = 70,448.56

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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.