Home / 154,341.55-232,004.40-145,484.20

Finding the Fourth Proportional to 154,341.55, 232,004.40 and 145,484.20

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Solution

The fourth proportional to 154,341.55, 232,004.40 and 145,484.20 is: 218,690.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,341.55 : 232,004.40 = 145,484.20 : x
  2. Step 2: Convert to fraction form
    154,341.55/232,004.40 = 145,484.20/x
  3. Step 3: Cross multiply
    154,341.55x = 232,004.40 × 145,484.20
  4. Step 4: Simplify right side
    154,341.55x = 33,752,974,530.48
  5. Step 5: Solve for x
    x = 33,752,974,530.48/154,341.55
  6. Step 6: Final answer
    x = 218,690.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.