Home / 56,143.09-77,490.48-37,026.31

Finding the Fourth Proportional to 56,143.09, 77,490.48 and 37,026.31

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Solution

The fourth proportional to 56,143.09, 77,490.48 and 37,026.31 is: 51,104.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,143.09 : 77,490.48 = 37,026.31 : x
  2. Step 2: Convert to fraction form
    56,143.09/77,490.48 = 37,026.31/x
  3. Step 3: Cross multiply
    56,143.09x = 77,490.48 × 37,026.31
  4. Step 4: Simplify right side
    56,143.09x = 2,869,186,340.80
  5. Step 5: Solve for x
    x = 2,869,186,340.80/56,143.09
  6. Step 6: Final answer
    x = 51,104.89

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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.