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Finding the Fourth Proportional to 152,652.72, 228,690.06 and 101,898.71

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Solution

The fourth proportional to 152,652.72, 228,690.06 and 101,898.71 is: 152,655.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,652.72 : 228,690.06 = 101,898.71 : x
  2. Step 2: Convert to fraction form
    152,652.72/228,690.06 = 101,898.71/x
  3. Step 3: Cross multiply
    152,652.72x = 228,690.06 × 101,898.71
  4. Step 4: Simplify right side
    152,652.72x = 23,303,220,960.37
  5. Step 5: Solve for x
    x = 23,303,220,960.37/152,652.72
  6. Step 6: Final answer
    x = 152,655.13

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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.