Home / 86,282.84-119,050.62-48,543.32

Finding the Fourth Proportional to 86,282.84, 119,050.62 and 48,543.32

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Solution

The fourth proportional to 86,282.84, 119,050.62 and 48,543.32 is: 66,978.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,282.84 : 119,050.62 = 48,543.32 : x
  2. Step 2: Convert to fraction form
    86,282.84/119,050.62 = 48,543.32/x
  3. Step 3: Cross multiply
    86,282.84x = 119,050.62 × 48,543.32
  4. Step 4: Simplify right side
    86,282.84x = 5,779,112,342.86
  5. Step 5: Solve for x
    x = 5,779,112,342.86/86,282.84
  6. Step 6: Final answer
    x = 66,978.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.