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Finding the Fourth Proportional to 64,074.61, 88,403.64 and 37,211.94

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Solution

The fourth proportional to 64,074.61, 88,403.64 and 37,211.94 is: 51,341.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,074.61 : 88,403.64 = 37,211.94 : x
  2. Step 2: Convert to fraction form
    64,074.61/88,403.64 = 37,211.94/x
  3. Step 3: Cross multiply
    64,074.61x = 88,403.64 × 37,211.94
  4. Step 4: Simplify right side
    64,074.61x = 3,289,670,807.92
  5. Step 5: Solve for x
    x = 3,289,670,807.92/64,074.61
  6. Step 6: Final answer
    x = 51,341.25

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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.