Home / 56,076.60-77,384.72-30,583.16

Finding the Fourth Proportional to 56,076.60, 77,384.72 and 30,583.16

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Solution

The fourth proportional to 56,076.60, 77,384.72 and 30,583.16 is: 42,204.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,076.60 : 77,384.72 = 30,583.16 : x
  2. Step 2: Convert to fraction form
    56,076.60/77,384.72 = 30,583.16/x
  3. Step 3: Cross multiply
    56,076.60x = 77,384.72 × 30,583.16
  4. Step 4: Simplify right side
    56,076.60x = 2,366,668,733.48
  5. Step 5: Solve for x
    x = 2,366,668,733.48/56,076.60
  6. Step 6: Final answer
    x = 42,204.21

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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.