Home / 134,397.36-185,458.80-79,946.52

Finding the Fourth Proportional to 134,397.36, 185,458.80 and 79,946.52

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Solution

The fourth proportional to 134,397.36, 185,458.80 and 79,946.52 is: 110,320.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,397.36 : 185,458.80 = 79,946.52 : x
  2. Step 2: Convert to fraction form
    134,397.36/185,458.80 = 79,946.52/x
  3. Step 3: Cross multiply
    134,397.36x = 185,458.80 × 79,946.52
  4. Step 4: Simplify right side
    134,397.36x = 14,826,785,663.38
  5. Step 5: Solve for x
    x = 14,826,785,663.38/134,397.36
  6. Step 6: Final answer
    x = 110,320.51

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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.