Home / 91,097.41-125,686.56-52,843.70

Finding the Fourth Proportional to 91,097.41, 125,686.56 and 52,843.70

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Solution

The fourth proportional to 91,097.41, 125,686.56 and 52,843.70 is: 72,908.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,097.41 : 125,686.56 = 52,843.70 : x
  2. Step 2: Convert to fraction form
    91,097.41/125,686.56 = 52,843.70/x
  3. Step 3: Cross multiply
    91,097.41x = 125,686.56 × 52,843.70
  4. Step 4: Simplify right side
    91,097.41x = 6,641,742,870.67
  5. Step 5: Solve for x
    x = 6,641,742,870.67/91,097.41
  6. Step 6: Final answer
    x = 72,908.14

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1.5x scale

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.