Home / 56,488.32-84,732.48-30,113.10

Finding the Fourth Proportional to 56,488.32, 84,732.48 and 30,113.10

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Solution

The fourth proportional to 56,488.32, 84,732.48 and 30,113.10 is: 45,169.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,488.32 : 84,732.48 = 30,113.10 : x
  2. Step 2: Convert to fraction form
    56,488.32/84,732.48 = 30,113.10/x
  3. Step 3: Cross multiply
    56,488.32x = 84,732.48 × 30,113.10
  4. Step 4: Simplify right side
    56,488.32x = 2,551,557,643.49
  5. Step 5: Solve for x
    x = 2,551,557,643.49/56,488.32
  6. Step 6: Final answer
    x = 45,169.65

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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.