Home / 152,928.48-229,381.38-64,178.40

Finding the Fourth Proportional to 152,928.48, 229,381.38 and 64,178.40

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Solution

The fourth proportional to 152,928.48, 229,381.38 and 64,178.40 is: 96,262.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,928.48 : 229,381.38 = 64,178.40 : x
  2. Step 2: Convert to fraction form
    152,928.48/229,381.38 = 64,178.40/x
  3. Step 3: Cross multiply
    152,928.48x = 229,381.38 × 64,178.40
  4. Step 4: Simplify right side
    152,928.48x = 14,721,329,958.19
  5. Step 5: Solve for x
    x = 14,721,329,958.19/152,928.48
  6. Step 6: Final answer
    x = 96,262.84

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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.