Home / 152,885.40-229,328.10-40,565.40

Finding the Fourth Proportional to 152,885.40, 229,328.10 and 40,565.40

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Solution

The fourth proportional to 152,885.40, 229,328.10 and 40,565.40 is: 60,848.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,885.40 : 229,328.10 = 40,565.40 : x
  2. Step 2: Convert to fraction form
    152,885.40/229,328.10 = 40,565.40/x
  3. Step 3: Cross multiply
    152,885.40x = 229,328.10 × 40,565.40
  4. Step 4: Simplify right side
    152,885.40x = 9,302,786,107.74
  5. Step 5: Solve for x
    x = 9,302,786,107.74/152,885.40
  6. Step 6: Final answer
    x = 60,848.10

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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.