Home / 56,761.32-78,343.74-32,901.24

Finding the Fourth Proportional to 56,761.32, 78,343.74 and 32,901.24

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Solution

The fourth proportional to 56,761.32, 78,343.74 and 32,901.24 is: 45,411.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,761.32 : 78,343.74 = 32,901.24 : x
  2. Step 2: Convert to fraction form
    56,761.32/78,343.74 = 32,901.24/x
  3. Step 3: Cross multiply
    56,761.32x = 78,343.74 × 32,901.24
  4. Step 4: Simplify right side
    56,761.32x = 2,577,606,192.24
  5. Step 5: Solve for x
    x = 2,577,606,192.24/56,761.32
  6. Step 6: Final answer
    x = 45,411.32

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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.