Home / 91,763.52-137,422.80-46,666.23

Finding the Fourth Proportional to 91,763.52, 137,422.80 and 46,666.23

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Solution

The fourth proportional to 91,763.52, 137,422.80 and 46,666.23 is: 69,886.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,763.52 : 137,422.80 = 46,666.23 : x
  2. Step 2: Convert to fraction form
    91,763.52/137,422.80 = 46,666.23/x
  3. Step 3: Cross multiply
    91,763.52x = 137,422.80 × 46,666.23
  4. Step 4: Simplify right side
    91,763.52x = 6,413,003,992.04
  5. Step 5: Solve for x
    x = 6,413,003,992.04/91,763.52
  6. Step 6: Final answer
    x = 69,886.20

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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.