Home / 56,585.49-78,089.21-31,092.22

Finding the Fourth Proportional to 56,585.49, 78,089.21 and 31,092.22

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Solution

The fourth proportional to 56,585.49, 78,089.21 and 31,092.22 is: 42,907.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,585.49 : 78,089.21 = 31,092.22 : x
  2. Step 2: Convert to fraction form
    56,585.49/78,089.21 = 31,092.22/x
  3. Step 3: Cross multiply
    56,585.49x = 78,089.21 × 31,092.22
  4. Step 4: Simplify right side
    56,585.49x = 2,427,966,896.95
  5. Step 5: Solve for x
    x = 2,427,966,896.95/56,585.49
  6. Step 6: Final answer
    x = 42,907.94

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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.