Home / 56,316.39-84,404.42-49,279.72

Finding the Fourth Proportional to 56,316.39, 84,404.42 and 49,279.72

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Solution

The fourth proportional to 56,316.39, 84,404.42 and 49,279.72 is: 73,858.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,316.39 : 84,404.42 = 49,279.72 : x
  2. Step 2: Convert to fraction form
    56,316.39/84,404.42 = 49,279.72/x
  3. Step 3: Cross multiply
    56,316.39x = 84,404.42 × 49,279.72
  4. Step 4: Simplify right side
    56,316.39x = 4,159,426,184.36
  5. Step 5: Solve for x
    x = 4,159,426,184.36/56,316.39
  6. Step 6: Final answer
    x = 73,858.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.