Home / 104,220-143,834.54-63,924.53

Finding the Fourth Proportional to 104,220, 143,834.54 and 63,924.53

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Solution

The fourth proportional to 104,220, 143,834.54 and 63,924.53 is: 88,222.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,220 : 143,834.54 = 63,924.53 : x
  2. Step 2: Convert to fraction form
    104,220/143,834.54 = 63,924.53/x
  3. Step 3: Cross multiply
    104,220x = 143,834.54 × 63,924.53
  4. Step 4: Simplify right side
    104,220x = 9,194,554,328.47
  5. Step 5: Solve for x
    x = 9,194,554,328.47/104,220
  6. Step 6: Final answer
    x = 88,222.55

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1.5x scale

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.