Home / 154,734.80-213,603.98-97,458.30

Finding the Fourth Proportional to 154,734.80, 213,603.98 and 97,458.30

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Solution

The fourth proportional to 154,734.80, 213,603.98 and 97,458.30 is: 134,536.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,734.80 : 213,603.98 = 97,458.30 : x
  2. Step 2: Convert to fraction form
    154,734.80/213,603.98 = 97,458.30/x
  3. Step 3: Cross multiply
    154,734.80x = 213,603.98 × 97,458.30
  4. Step 4: Simplify right side
    154,734.80x = 20,817,480,276.74
  5. Step 5: Solve for x
    x = 20,817,480,276.74/154,734.80
  6. Step 6: Final answer
    x = 134,536.52

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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.