Home / 94,995.18-142,603.20-55,580.58

Finding the Fourth Proportional to 94,995.18, 142,603.20 and 55,580.58

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Solution

The fourth proportional to 94,995.18, 142,603.20 and 55,580.58 is: 83,435.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,995.18 : 142,603.20 = 55,580.58 : x
  2. Step 2: Convert to fraction form
    94,995.18/142,603.20 = 55,580.58/x
  3. Step 3: Cross multiply
    94,995.18x = 142,603.20 × 55,580.58
  4. Step 4: Simplify right side
    94,995.18x = 7,925,968,565.86
  5. Step 5: Solve for x
    x = 7,925,968,565.86/94,995.18
  6. Step 6: Final answer
    x = 83,435.48

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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.