Home / 55,418.04-76,502.07-35,302.50

Finding the Fourth Proportional to 55,418.04, 76,502.07 and 35,302.50

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Solution

The fourth proportional to 55,418.04, 76,502.07 and 35,302.50 is: 48,733.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,418.04 : 76,502.07 = 35,302.50 : x
  2. Step 2: Convert to fraction form
    55,418.04/76,502.07 = 35,302.50/x
  3. Step 3: Cross multiply
    55,418.04x = 76,502.07 × 35,302.50
  4. Step 4: Simplify right side
    55,418.04x = 2,700,714,326.18
  5. Step 5: Solve for x
    x = 2,700,714,326.18/55,418.04
  6. Step 6: Final answer
    x = 48,733.49

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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.