Home / 86,785.68-119,775.32-48,547.35

Finding the Fourth Proportional to 86,785.68, 119,775.32 and 48,547.35

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Solution

The fourth proportional to 86,785.68, 119,775.32 and 48,547.35 is: 67,001.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,785.68 : 119,775.32 = 48,547.35 : x
  2. Step 2: Convert to fraction form
    86,785.68/119,775.32 = 48,547.35/x
  3. Step 3: Cross multiply
    86,785.68x = 119,775.32 × 48,547.35
  4. Step 4: Simplify right side
    86,785.68x = 5,814,774,593.80
  5. Step 5: Solve for x
    x = 5,814,774,593.80/86,785.68
  6. Step 6: Final answer
    x = 67,001.55

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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.