Home / 146,485.18-219,655.11-46,632.40

Finding the Fourth Proportional to 146,485.18, 219,655.11 and 46,632.40

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Solution

The fourth proportional to 146,485.18, 219,655.11 and 46,632.40 is: 69,925.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,485.18 : 219,655.11 = 46,632.40 : x
  2. Step 2: Convert to fraction form
    146,485.18/219,655.11 = 46,632.40/x
  3. Step 3: Cross multiply
    146,485.18x = 219,655.11 × 46,632.40
  4. Step 4: Simplify right side
    146,485.18x = 10,243,044,951.56
  5. Step 5: Solve for x
    x = 10,243,044,951.56/146,485.18
  6. Step 6: Final answer
    x = 69,925.47

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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.