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Finding the Fourth Proportional to 64,148.98, 88,522.03 and 35,466.99

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Solution

The fourth proportional to 64,148.98, 88,522.03 and 35,466.99 is: 48,942.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,148.98 : 88,522.03 = 35,466.99 : x
  2. Step 2: Convert to fraction form
    64,148.98/88,522.03 = 35,466.99/x
  3. Step 3: Cross multiply
    64,148.98x = 88,522.03 × 35,466.99
  4. Step 4: Simplify right side
    64,148.98x = 3,139,609,332.84
  5. Step 5: Solve for x
    x = 3,139,609,332.84/64,148.98
  6. Step 6: Final answer
    x = 48,942.47

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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.