Home / 149,030.40-223,545.60-89,835.60

Finding the Fourth Proportional to 149,030.40, 223,545.60 and 89,835.60

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Solution

The fourth proportional to 149,030.40, 223,545.60 and 89,835.60 is: 134,753.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,030.40 : 223,545.60 = 89,835.60 : x
  2. Step 2: Convert to fraction form
    149,030.40/223,545.60 = 89,835.60/x
  3. Step 3: Cross multiply
    149,030.40x = 223,545.60 × 89,835.60
  4. Step 4: Simplify right side
    149,030.40x = 20,082,353,103.36
  5. Step 5: Solve for x
    x = 20,082,353,103.36/149,030.40
  6. Step 6: Final answer
    x = 134,753.40

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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.