Home / 55,748-76,941.96-31,875.68

Finding the Fourth Proportional to 55,748, 76,941.96 and 31,875.68

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Solution

The fourth proportional to 55,748, 76,941.96 and 31,875.68 is: 43,994.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,748 : 76,941.96 = 31,875.68 : x
  2. Step 2: Convert to fraction form
    55,748/76,941.96 = 31,875.68/x
  3. Step 3: Cross multiply
    55,748x = 76,941.96 × 31,875.68
  4. Step 4: Simplify right side
    55,748x = 2,452,577,295.53
  5. Step 5: Solve for x
    x = 2,452,577,295.53/55,748
  6. Step 6: Final answer
    x = 43,994.00

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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.