Home / 74,458.45-102,752.89-42,627.59

Finding the Fourth Proportional to 74,458.45, 102,752.89 and 42,627.59

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Solution

The fourth proportional to 74,458.45, 102,752.89 and 42,627.59 is: 58,826.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,458.45 : 102,752.89 = 42,627.59 : x
  2. Step 2: Convert to fraction form
    74,458.45/102,752.89 = 42,627.59/x
  3. Step 3: Cross multiply
    74,458.45x = 102,752.89 × 42,627.59
  4. Step 4: Simplify right side
    74,458.45x = 4,380,108,066.24
  5. Step 5: Solve for x
    x = 4,380,108,066.24/74,458.45
  6. Step 6: Final answer
    x = 58,826.21

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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.