Home / 55,869.41-77,088.75-31,341.03

Finding the Fourth Proportional to 55,869.41, 77,088.75 and 31,341.03

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Solution

The fourth proportional to 55,869.41, 77,088.75 and 31,341.03 is: 43,244.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,869.41 : 77,088.75 = 31,341.03 : x
  2. Step 2: Convert to fraction form
    55,869.41/77,088.75 = 31,341.03/x
  3. Step 3: Cross multiply
    55,869.41x = 77,088.75 × 31,341.03
  4. Step 4: Simplify right side
    55,869.41x = 2,416,041,097.49
  5. Step 5: Solve for x
    x = 2,416,041,097.49/55,869.41
  6. Step 6: Final answer
    x = 43,244.44

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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.