Home / 238,779.96-329,509.35-131,349.93

Finding the Fourth Proportional to 238,779.96, 329,509.35 and 131,349.93

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Solution

The fourth proportional to 238,779.96, 329,509.35 and 131,349.93 is: 181,259.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,779.96 : 329,509.35 = 131,349.93 : x
  2. Step 2: Convert to fraction form
    238,779.96/329,509.35 = 131,349.93/x
  3. Step 3: Cross multiply
    238,779.96x = 329,509.35 × 131,349.93
  4. Step 4: Simplify right side
    238,779.96x = 43,281,030,056.85
  5. Step 5: Solve for x
    x = 43,281,030,056.85/238,779.96
  6. Step 6: Final answer
    x = 181,259.06

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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.