Home / 120,098.60-180,050.67-50,030.36

Finding the Fourth Proportional to 120,098.60, 180,050.67 and 50,030.36

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Solution

The fourth proportional to 120,098.60, 180,050.67 and 50,030.36 is: 75,005.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,098.60 : 180,050.67 = 50,030.36 : x
  2. Step 2: Convert to fraction form
    120,098.60/180,050.67 = 50,030.36/x
  3. Step 3: Cross multiply
    120,098.60x = 180,050.67 × 50,030.36
  4. Step 4: Simplify right side
    120,098.60x = 9,007,999,838.34
  5. Step 5: Solve for x
    x = 9,007,999,838.34/120,098.60
  6. Step 6: Final answer
    x = 75,005.04

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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.