Home / 98,007.90-146,817.45-56,406.30

Finding the Fourth Proportional to 98,007.90, 146,817.45 and 56,406.30

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Solution

The fourth proportional to 98,007.90, 146,817.45 and 56,406.30 is: 84,497.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,007.90 : 146,817.45 = 56,406.30 : x
  2. Step 2: Convert to fraction form
    98,007.90/146,817.45 = 56,406.30/x
  3. Step 3: Cross multiply
    98,007.90x = 146,817.45 × 56,406.30
  4. Step 4: Simplify right side
    98,007.90x = 8,281,429,129.94
  5. Step 5: Solve for x
    x = 8,281,429,129.94/98,007.90
  6. Step 6: Final answer
    x = 84,497.57

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1.5x scale

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.