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Finding the Fourth Proportional to 152,503.01, 210,403.74 and 92,050.68

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Solution

The fourth proportional to 152,503.01, 210,403.74 and 92,050.68 is: 126,999.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,503.01 : 210,403.74 = 92,050.68 : x
  2. Step 2: Convert to fraction form
    152,503.01/210,403.74 = 92,050.68/x
  3. Step 3: Cross multiply
    152,503.01x = 210,403.74 × 92,050.68
  4. Step 4: Simplify right side
    152,503.01x = 19,367,807,341.54
  5. Step 5: Solve for x
    x = 19,367,807,341.54/152,503.01
  6. Step 6: Final answer
    x = 126,999.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.