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Finding the Fourth Proportional to 152,484.51, 228,726.77 and 73,752.51

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Solution

The fourth proportional to 152,484.51, 228,726.77 and 73,752.51 is: 110,628.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,484.51 : 228,726.77 = 73,752.51 : x
  2. Step 2: Convert to fraction form
    152,484.51/228,726.77 = 73,752.51/x
  3. Step 3: Cross multiply
    152,484.51x = 228,726.77 × 73,752.51
  4. Step 4: Simplify right side
    152,484.51x = 16,869,173,391.69
  5. Step 5: Solve for x
    x = 16,869,173,391.69/152,484.51
  6. Step 6: Final answer
    x = 110,628.77

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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.