Home / 88,420.07-122,019.70-48,134.13

Finding the Fourth Proportional to 88,420.07, 122,019.70 and 48,134.13

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Solution

The fourth proportional to 88,420.07, 122,019.70 and 48,134.13 is: 66,425.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,420.07 : 122,019.70 = 48,134.13 : x
  2. Step 2: Convert to fraction form
    88,420.07/122,019.70 = 48,134.13/x
  3. Step 3: Cross multiply
    88,420.07x = 122,019.70 × 48,134.13
  4. Step 4: Simplify right side
    88,420.07x = 5,873,312,102.36
  5. Step 5: Solve for x
    x = 5,873,312,102.36/88,420.07
  6. Step 6: Final answer
    x = 66,425.10

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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.