Home / 74,099.04-102,041.25-64,404.24

Finding the Fourth Proportional to 74,099.04, 102,041.25 and 64,404.24

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Solution

The fourth proportional to 74,099.04, 102,041.25 and 64,404.24 is: 88,690.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,099.04 : 102,041.25 = 64,404.24 : x
  2. Step 2: Convert to fraction form
    74,099.04/102,041.25 = 64,404.24/x
  3. Step 3: Cross multiply
    74,099.04x = 102,041.25 × 64,404.24
  4. Step 4: Simplify right side
    74,099.04x = 6,571,889,154.90
  5. Step 5: Solve for x
    x = 6,571,889,154.90/74,099.04
  6. Step 6: Final answer
    x = 88,690.61

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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.