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Finding the Fourth Proportional to 64,457.93, 88,950.56 and 35,775.91

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Solution

The fourth proportional to 64,457.93, 88,950.56 and 35,775.91 is: 49,369.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,457.93 : 88,950.56 = 35,775.91 : x
  2. Step 2: Convert to fraction form
    64,457.93/88,950.56 = 35,775.91/x
  3. Step 3: Cross multiply
    64,457.93x = 88,950.56 × 35,775.91
  4. Step 4: Simplify right side
    64,457.93x = 3,182,287,161.32
  5. Step 5: Solve for x
    x = 3,182,287,161.32/64,457.93
  6. Step 6: Final answer
    x = 49,369.99

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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.