Home / 151,015.36-226,492.80-143,521.60

Finding the Fourth Proportional to 151,015.36, 226,492.80 and 143,521.60

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Solution

The fourth proportional to 151,015.36, 226,492.80 and 143,521.60 is: 215,253.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,015.36 : 226,492.80 = 143,521.60 : x
  2. Step 2: Convert to fraction form
    151,015.36/226,492.80 = 143,521.60/x
  3. Step 3: Cross multiply
    151,015.36x = 226,492.80 × 143,521.60
  4. Step 4: Simplify right side
    151,015.36x = 32,506,609,044.48
  5. Step 5: Solve for x
    x = 32,506,609,044.48/151,015.36
  6. Step 6: Final answer
    x = 215,253.66

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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.