Home / 202,430.34-303,551.55-118,215.45

Finding the Fourth Proportional to 202,430.34, 303,551.55 and 118,215.45

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Solution

The fourth proportional to 202,430.34, 303,551.55 and 118,215.45 is: 177,268.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,430.34 : 303,551.55 = 118,215.45 : x
  2. Step 2: Convert to fraction form
    202,430.34/303,551.55 = 118,215.45/x
  3. Step 3: Cross multiply
    202,430.34x = 303,551.55 × 118,215.45
  4. Step 4: Simplify right side
    202,430.34x = 35,884,483,081.45
  5. Step 5: Solve for x
    x = 35,884,483,081.45/202,430.34
  6. Step 6: Final answer
    x = 177,268.30

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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.