Home / 152,662.95-210,657.36-88,131.93

Finding the Fourth Proportional to 152,662.95, 210,657.36 and 88,131.93

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Solution

The fourth proportional to 152,662.95, 210,657.36 and 88,131.93 is: 121,611.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,662.95 : 210,657.36 = 88,131.93 : x
  2. Step 2: Convert to fraction form
    152,662.95/210,657.36 = 88,131.93/x
  3. Step 3: Cross multiply
    152,662.95x = 210,657.36 × 88,131.93
  4. Step 4: Simplify right side
    152,662.95x = 18,565,639,705.50
  5. Step 5: Solve for x
    x = 18,565,639,705.50/152,662.95
  6. Step 6: Final answer
    x = 121,611.95

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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.