Home / 90,312.06-124,631.64-50,026.44

Finding the Fourth Proportional to 90,312.06, 124,631.64 and 50,026.44

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Solution

The fourth proportional to 90,312.06, 124,631.64 and 50,026.44 is: 69,037.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,312.06 : 124,631.64 = 50,026.44 : x
  2. Step 2: Convert to fraction form
    90,312.06/124,631.64 = 50,026.44/x
  3. Step 3: Cross multiply
    90,312.06x = 124,631.64 × 50,026.44
  4. Step 4: Simplify right side
    90,312.06x = 6,234,877,260.56
  5. Step 5: Solve for x
    x = 6,234,877,260.56/90,312.06
  6. Step 6: Final answer
    x = 69,037.04

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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.