Home / 64,583.48-89,121.12-37,733.60

Finding the Fourth Proportional to 64,583.48, 89,121.12 and 37,733.60

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Solution

The fourth proportional to 64,583.48, 89,121.12 and 37,733.60 is: 52,069.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,583.48 : 89,121.12 = 37,733.60 : x
  2. Step 2: Convert to fraction form
    64,583.48/89,121.12 = 37,733.60/x
  3. Step 3: Cross multiply
    64,583.48x = 89,121.12 × 37,733.60
  4. Step 4: Simplify right side
    64,583.48x = 3,362,860,693.63
  5. Step 5: Solve for x
    x = 3,362,860,693.63/64,583.48
  6. Step 6: Final answer
    x = 52,069.98

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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.