Home / 245,621.10-368,431.65-183,413.10

Finding the Fourth Proportional to 245,621.10, 368,431.65 and 183,413.10

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Solution

The fourth proportional to 245,621.10, 368,431.65 and 183,413.10 is: 275,119.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,621.10 : 368,431.65 = 183,413.10 : x
  2. Step 2: Convert to fraction form
    245,621.10/368,431.65 = 183,413.10/x
  3. Step 3: Cross multiply
    245,621.10x = 368,431.65 × 183,413.10
  4. Step 4: Simplify right side
    245,621.10x = 67,575,191,064.62
  5. Step 5: Solve for x
    x = 67,575,191,064.62/245,621.10
  6. Step 6: Final answer
    x = 275,119.65

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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.