Home / 56,347.62-77,762.16-31,197.12

Finding the Fourth Proportional to 56,347.62, 77,762.16 and 31,197.12

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Solution

The fourth proportional to 56,347.62, 77,762.16 and 31,197.12 is: 43,053.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,347.62 : 77,762.16 = 31,197.12 : x
  2. Step 2: Convert to fraction form
    56,347.62/77,762.16 = 31,197.12/x
  3. Step 3: Cross multiply
    56,347.62x = 77,762.16 × 31,197.12
  4. Step 4: Simplify right side
    56,347.62x = 2,425,955,436.98
  5. Step 5: Solve for x
    x = 2,425,955,436.98/56,347.62
  6. Step 6: Final answer
    x = 43,053.38

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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.