Home / 64,962.09-89,621.10-43,748.19

Finding the Fourth Proportional to 64,962.09, 89,621.10 and 43,748.19

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Solution

The fourth proportional to 64,962.09, 89,621.10 and 43,748.19 is: 60,354.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,962.09 : 89,621.10 = 43,748.19 : x
  2. Step 2: Convert to fraction form
    64,962.09/89,621.10 = 43,748.19/x
  3. Step 3: Cross multiply
    64,962.09x = 89,621.10 × 43,748.19
  4. Step 4: Simplify right side
    64,962.09x = 3,920,760,910.81
  5. Step 5: Solve for x
    x = 3,920,760,910.81/64,962.09
  6. Step 6: Final answer
    x = 60,354.60

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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.