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Finding the Fourth Proportional to 152,608.59, 228,866.04 and 105,526.20

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Solution

The fourth proportional to 152,608.59, 228,866.04 and 105,526.20 is: 158,256.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,608.59 : 228,866.04 = 105,526.20 : x
  2. Step 2: Convert to fraction form
    152,608.59/228,866.04 = 105,526.20/x
  3. Step 3: Cross multiply
    152,608.59x = 228,866.04 × 105,526.20
  4. Step 4: Simplify right side
    152,608.59x = 24,151,363,510.25
  5. Step 5: Solve for x
    x = 24,151,363,510.25/152,608.59
  6. Step 6: Final answer
    x = 158,256.91

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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.