Home / 147,008.04-202,928.79-104,211.23

Finding the Fourth Proportional to 147,008.04, 202,928.79 and 104,211.23

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Solution

The fourth proportional to 147,008.04, 202,928.79 and 104,211.23 is: 143,852.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,008.04 : 202,928.79 = 104,211.23 : x
  2. Step 2: Convert to fraction form
    147,008.04/202,928.79 = 104,211.23/x
  3. Step 3: Cross multiply
    147,008.04x = 202,928.79 × 104,211.23
  4. Step 4: Simplify right side
    147,008.04x = 21,147,457,793.67
  5. Step 5: Solve for x
    x = 21,147,457,793.67/147,008.04
  6. Step 6: Final answer
    x = 143,852.39

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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.