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Finding the Fourth Proportional to 152,777.40, 229,166.10 and 144,029.40

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Solution

The fourth proportional to 152,777.40, 229,166.10 and 144,029.40 is: 216,044.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,777.40 : 229,166.10 = 144,029.40 : x
  2. Step 2: Convert to fraction form
    152,777.40/229,166.10 = 144,029.40/x
  3. Step 3: Cross multiply
    152,777.40x = 229,166.10 × 144,029.40
  4. Step 4: Simplify right side
    152,777.40x = 33,006,655,883.34
  5. Step 5: Solve for x
    x = 33,006,655,883.34/152,777.40
  6. Step 6: Final answer
    x = 216,044.10

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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.