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Finding the Fourth Proportional to 70,745.68, 97,669.44 and 46,904.68

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Solution

The fourth proportional to 70,745.68, 97,669.44 and 46,904.68 is: 64,755.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,745.68 : 97,669.44 = 46,904.68 : x
  2. Step 2: Convert to fraction form
    70,745.68/97,669.44 = 46,904.68/x
  3. Step 3: Cross multiply
    70,745.68x = 97,669.44 × 46,904.68
  4. Step 4: Simplify right side
    70,745.68x = 4,581,153,828.98
  5. Step 5: Solve for x
    x = 4,581,153,828.98/70,745.68
  6. Step 6: Final answer
    x = 64,755.24

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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.