Home / 259,420.06-357,999.67-146,242.81

Finding the Fourth Proportional to 259,420.06, 357,999.67 and 146,242.81

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Solution

The fourth proportional to 259,420.06, 357,999.67 and 146,242.81 is: 201,815.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,420.06 : 357,999.67 = 146,242.81 : x
  2. Step 2: Convert to fraction form
    259,420.06/357,999.67 = 146,242.81/x
  3. Step 3: Cross multiply
    259,420.06x = 357,999.67 × 146,242.81
  4. Step 4: Simplify right side
    259,420.06x = 52,354,877,719.87
  5. Step 5: Solve for x
    x = 52,354,877,719.87/259,420.06
  6. Step 6: Final answer
    x = 201,815.07

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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.