Home / 56,330.40-77,742.90-32,137.32

Finding the Fourth Proportional to 56,330.40, 77,742.90 and 32,137.32

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Solution

The fourth proportional to 56,330.40, 77,742.90 and 32,137.32 is: 44,353.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,330.40 : 77,742.90 = 32,137.32 : x
  2. Step 2: Convert to fraction form
    56,330.40/77,742.90 = 32,137.32/x
  3. Step 3: Cross multiply
    56,330.40x = 77,742.90 × 32,137.32
  4. Step 4: Simplify right side
    56,330.40x = 2,498,448,455.03
  5. Step 5: Solve for x
    x = 2,498,448,455.03/56,330.40
  6. Step 6: Final answer
    x = 44,353.47

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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.