Home / 155,565.86-233,439.52-65,603.12

Finding the Fourth Proportional to 155,565.86, 233,439.52 and 65,603.12

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Solution

The fourth proportional to 155,565.86, 233,439.52 and 65,603.12 is: 98,442.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,565.86 : 233,439.52 = 65,603.12 : x
  2. Step 2: Convert to fraction form
    155,565.86/233,439.52 = 65,603.12/x
  3. Step 3: Cross multiply
    155,565.86x = 233,439.52 × 65,603.12
  4. Step 4: Simplify right side
    155,565.86x = 15,314,360,843.30
  5. Step 5: Solve for x
    x = 15,314,360,843.30/155,565.86
  6. Step 6: Final answer
    x = 98,442.94

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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.