Home / 56,162.39-77,511.62-54,316.22

Finding the Fourth Proportional to 56,162.39, 77,511.62 and 54,316.22

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Solution

The fourth proportional to 56,162.39, 77,511.62 and 54,316.22 is: 74,963.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,162.39 : 77,511.62 = 54,316.22 : x
  2. Step 2: Convert to fraction form
    56,162.39/77,511.62 = 54,316.22/x
  3. Step 3: Cross multiply
    56,162.39x = 77,511.62 × 54,316.22
  4. Step 4: Simplify right side
    56,162.39x = 4,210,137,952.71
  5. Step 5: Solve for x
    x = 4,210,137,952.71/56,162.39
  6. Step 6: Final answer
    x = 74,963.66

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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.