Home / 154,484.20-213,196.50-94,045.24

Finding the Fourth Proportional to 154,484.20, 213,196.50 and 94,045.24

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Solution

The fourth proportional to 154,484.20, 213,196.50 and 94,045.24 is: 129,787.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,484.20 : 213,196.50 = 94,045.24 : x
  2. Step 2: Convert to fraction form
    154,484.20/213,196.50 = 94,045.24/x
  3. Step 3: Cross multiply
    154,484.20x = 213,196.50 × 94,045.24
  4. Step 4: Simplify right side
    154,484.20x = 20,050,116,009.66
  5. Step 5: Solve for x
    x = 20,050,116,009.66/154,484.20
  6. Step 6: Final answer
    x = 129,787.49

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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.