Home / 88,416.32-122,014.54-48,130.39

Finding the Fourth Proportional to 88,416.32, 122,014.54 and 48,130.39

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Solution

The fourth proportional to 88,416.32, 122,014.54 and 48,130.39 is: 66,419.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,416.32 : 122,014.54 = 48,130.39 : x
  2. Step 2: Convert to fraction form
    88,416.32/122,014.54 = 48,130.39/x
  3. Step 3: Cross multiply
    88,416.32x = 122,014.54 × 48,130.39
  4. Step 4: Simplify right side
    88,416.32x = 5,872,606,994.65
  5. Step 5: Solve for x
    x = 5,872,606,994.65/88,416.32
  6. Step 6: Final answer
    x = 66,419.94

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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.