Home / 140,227.20-210,413.70-61,349.40

Finding the Fourth Proportional to 140,227.20, 210,413.70 and 61,349.40

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Solution

The fourth proportional to 140,227.20, 210,413.70 and 61,349.40 is: 92,055.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,227.20 : 210,413.70 = 61,349.40 : x
  2. Step 2: Convert to fraction form
    140,227.20/210,413.70 = 61,349.40/x
  3. Step 3: Cross multiply
    140,227.20x = 210,413.70 × 61,349.40
  4. Step 4: Simplify right side
    140,227.20x = 12,908,754,246.78
  5. Step 5: Solve for x
    x = 12,908,754,246.78/140,227.20
  6. Step 6: Final answer
    x = 92,055.99

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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.