Home / 79,248.01-109,373.47-49,043.06

Finding the Fourth Proportional to 79,248.01, 109,373.47 and 49,043.06

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Solution

The fourth proportional to 79,248.01, 109,373.47 and 49,043.06 is: 67,686.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,248.01 : 109,373.47 = 49,043.06 : x
  2. Step 2: Convert to fraction form
    79,248.01/109,373.47 = 49,043.06/x
  3. Step 3: Cross multiply
    79,248.01x = 109,373.47 × 49,043.06
  4. Step 4: Simplify right side
    79,248.01x = 5,364,009,392.29
  5. Step 5: Solve for x
    x = 5,364,009,392.29/79,248.01
  6. Step 6: Final answer
    x = 67,686.36

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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.