Home / 55,370.59-76,420.16-35,206.45

Finding the Fourth Proportional to 55,370.59, 76,420.16 and 35,206.45

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Solution

The fourth proportional to 55,370.59, 76,420.16 and 35,206.45 is: 48,590.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,370.59 : 76,420.16 = 35,206.45 : x
  2. Step 2: Convert to fraction form
    55,370.59/76,420.16 = 35,206.45/x
  3. Step 3: Cross multiply
    55,370.59x = 76,420.16 × 35,206.45
  4. Step 4: Simplify right side
    55,370.59x = 2,690,482,306.97
  5. Step 5: Solve for x
    x = 2,690,482,306.97/55,370.59
  6. Step 6: Final answer
    x = 48,590.46

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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.