Home / 148,919.60-223,421.10-60,235.40

Finding the Fourth Proportional to 148,919.60, 223,421.10 and 60,235.40

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Solution

The fourth proportional to 148,919.60, 223,421.10 and 60,235.40 is: 90,369.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,919.60 : 223,421.10 = 60,235.40 : x
  2. Step 2: Convert to fraction form
    148,919.60/223,421.10 = 60,235.40/x
  3. Step 3: Cross multiply
    148,919.60x = 223,421.10 × 60,235.40
  4. Step 4: Simplify right side
    148,919.60x = 13,457,859,326.94
  5. Step 5: Solve for x
    x = 13,457,859,326.94/148,919.60
  6. Step 6: Final answer
    x = 90,369.97

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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.