Home / 209,285.12-313,752.50-97,045.44

Finding the Fourth Proportional to 209,285.12, 313,752.50 and 97,045.44

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Solution

The fourth proportional to 209,285.12, 313,752.50 and 97,045.44 is: 145,486.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,285.12 : 313,752.50 = 97,045.44 : x
  2. Step 2: Convert to fraction form
    209,285.12/313,752.50 = 97,045.44/x
  3. Step 3: Cross multiply
    209,285.12x = 313,752.50 × 97,045.44
  4. Step 4: Simplify right side
    209,285.12x = 30,448,249,413.60
  5. Step 5: Solve for x
    x = 30,448,249,413.60/209,285.12
  6. Step 6: Final answer
    x = 145,486.93

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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.