Home / 148,445.68-222,745.08-69,567.92

Finding the Fourth Proportional to 148,445.68, 222,745.08 and 69,567.92

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Solution

The fourth proportional to 148,445.68, 222,745.08 and 69,567.92 is: 104,387.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,445.68 : 222,745.08 = 69,567.92 : x
  2. Step 2: Convert to fraction form
    148,445.68/222,745.08 = 69,567.92/x
  3. Step 3: Cross multiply
    148,445.68x = 222,745.08 × 69,567.92
  4. Step 4: Simplify right side
    148,445.68x = 15,495,911,905.83
  5. Step 5: Solve for x
    x = 15,495,911,905.83/148,445.68
  6. Step 6: Final answer
    x = 104,387.76

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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.