Home / 130,779.09-196,084.22-55,948.05

Finding the Fourth Proportional to 130,779.09, 196,084.22 and 55,948.05

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Solution

The fourth proportional to 130,779.09, 196,084.22 and 55,948.05 is: 83,885.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,779.09 : 196,084.22 = 55,948.05 : x
  2. Step 2: Convert to fraction form
    130,779.09/196,084.22 = 55,948.05/x
  3. Step 3: Cross multiply
    130,779.09x = 196,084.22 × 55,948.05
  4. Step 4: Simplify right side
    130,779.09x = 10,970,529,465.03
  5. Step 5: Solve for x
    x = 10,970,529,465.03/130,779.09
  6. Step 6: Final answer
    x = 83,885.96

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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.