Home / 64,357.12-88,669.65-48,151.45

Finding the Fourth Proportional to 64,357.12, 88,669.65 and 48,151.45

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Solution

The fourth proportional to 64,357.12, 88,669.65 and 48,151.45 is: 66,341.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,357.12 : 88,669.65 = 48,151.45 : x
  2. Step 2: Convert to fraction form
    64,357.12/88,669.65 = 48,151.45/x
  3. Step 3: Cross multiply
    64,357.12x = 88,669.65 × 48,151.45
  4. Step 4: Simplify right side
    64,357.12x = 4,269,572,218.49
  5. Step 5: Solve for x
    x = 4,269,572,218.49/64,357.12
  6. Step 6: Final answer
    x = 66,341.88

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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.