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Finding the Fourth Proportional to 60,917.84, 84,041.15 and 47,465.73

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Solution

The fourth proportional to 60,917.84, 84,041.15 and 47,465.73 is: 65,482.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,917.84 : 84,041.15 = 47,465.73 : x
  2. Step 2: Convert to fraction form
    60,917.84/84,041.15 = 47,465.73/x
  3. Step 3: Cross multiply
    60,917.84x = 84,041.15 × 47,465.73
  4. Step 4: Simplify right side
    60,917.84x = 3,989,074,297.46
  5. Step 5: Solve for x
    x = 3,989,074,297.46/60,917.84
  6. Step 6: Final answer
    x = 65,482.86

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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.