Home / 357,927.36-536,407.20-158,213.76

Finding the Fourth Proportional to 357,927.36, 536,407.20 and 158,213.76

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Solution

The fourth proportional to 357,927.36, 536,407.20 and 158,213.76 is: 237,106.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,927.36 : 536,407.20 = 158,213.76 : x
  2. Step 2: Convert to fraction form
    357,927.36/536,407.20 = 158,213.76/x
  3. Step 3: Cross multiply
    357,927.36x = 536,407.20 × 158,213.76
  4. Step 4: Simplify right side
    357,927.36x = 84,867,000,003.07
  5. Step 5: Solve for x
    x = 84,867,000,003.07/357,927.36
  6. Step 6: Final answer
    x = 237,106.77

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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.