Home / 64,455.15-96,685.35-30,703.82

Finding the Fourth Proportional to 64,455.15, 96,685.35 and 30,703.82

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Solution

The fourth proportional to 64,455.15, 96,685.35 and 30,703.82 is: 46,056.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,455.15 : 96,685.35 = 30,703.82 : x
  2. Step 2: Convert to fraction form
    64,455.15/96,685.35 = 30,703.82/x
  3. Step 3: Cross multiply
    64,455.15x = 96,685.35 × 30,703.82
  4. Step 4: Simplify right side
    64,455.15x = 2,968,609,939.89
  5. Step 5: Solve for x
    x = 2,968,609,939.89/64,455.15
  6. Step 6: Final answer
    x = 46,056.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.