Home / 136,356.48-204,502.32-61,430.40

Finding the Fourth Proportional to 136,356.48, 204,502.32 and 61,430.40

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Solution

The fourth proportional to 136,356.48, 204,502.32 and 61,430.40 is: 92,131.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,356.48 : 204,502.32 = 61,430.40 : x
  2. Step 2: Convert to fraction form
    136,356.48/204,502.32 = 61,430.40/x
  3. Step 3: Cross multiply
    136,356.48x = 204,502.32 × 61,430.40
  4. Step 4: Simplify right side
    136,356.48x = 12,562,659,318.53
  5. Step 5: Solve for x
    x = 12,562,659,318.53/136,356.48
  6. Step 6: Final answer
    x = 92,131.00

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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.