Home / 44,775.60-67,163.40-42,807.30

Finding the Fourth Proportional to 44,775.60, 67,163.40 and 42,807.30

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Solution

The fourth proportional to 44,775.60, 67,163.40 and 42,807.30 is: 64,210.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,775.60 : 67,163.40 = 42,807.30 : x
  2. Step 2: Convert to fraction form
    44,775.60/67,163.40 = 42,807.30/x
  3. Step 3: Cross multiply
    44,775.60x = 67,163.40 × 42,807.30
  4. Step 4: Simplify right side
    44,775.60x = 2,875,083,812.82
  5. Step 5: Solve for x
    x = 2,875,083,812.82/44,775.60
  6. Step 6: Final answer
    x = 64,210.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.