Home / 64,312.47-88,753.94-37,450.64

Finding the Fourth Proportional to 64,312.47, 88,753.94 and 37,450.64

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Solution

The fourth proportional to 64,312.47, 88,753.94 and 37,450.64 is: 51,683.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,312.47 : 88,753.94 = 37,450.64 : x
  2. Step 2: Convert to fraction form
    64,312.47/88,753.94 = 37,450.64/x
  3. Step 3: Cross multiply
    64,312.47x = 88,753.94 × 37,450.64
  4. Step 4: Simplify right side
    64,312.47x = 3,323,891,855.52
  5. Step 5: Solve for x
    x = 3,323,891,855.52/64,312.47
  6. Step 6: Final answer
    x = 51,683.47

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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.