Home / 56,222.04-77,585.94-31,071.36

Finding the Fourth Proportional to 56,222.04, 77,585.94 and 31,071.36

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Solution

The fourth proportional to 56,222.04, 77,585.94 and 31,071.36 is: 42,878.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,222.04 : 77,585.94 = 31,071.36 : x
  2. Step 2: Convert to fraction form
    56,222.04/77,585.94 = 31,071.36/x
  3. Step 3: Cross multiply
    56,222.04x = 77,585.94 × 31,071.36
  4. Step 4: Simplify right side
    56,222.04x = 2,410,700,672.68
  5. Step 5: Solve for x
    x = 2,410,700,672.68/56,222.04
  6. Step 6: Final answer
    x = 42,878.21

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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.