Home / 63,646.16-87,829.32-35,351.12

Finding the Fourth Proportional to 63,646.16, 87,829.32 and 35,351.12

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Solution

The fourth proportional to 63,646.16, 87,829.32 and 35,351.12 is: 48,783.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,646.16 : 87,829.32 = 35,351.12 : x
  2. Step 2: Convert to fraction form
    63,646.16/87,829.32 = 35,351.12/x
  3. Step 3: Cross multiply
    63,646.16x = 87,829.32 × 35,351.12
  4. Step 4: Simplify right side
    63,646.16x = 3,104,864,830.84
  5. Step 5: Solve for x
    x = 3,104,864,830.84/63,646.16
  6. Step 6: Final answer
    x = 48,783.22

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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.