Home / 152,703.29-210,740.50-88,175.25

Finding the Fourth Proportional to 152,703.29, 210,740.50 and 88,175.25

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Solution

The fourth proportional to 152,703.29, 210,740.50 and 88,175.25 is: 121,687.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,703.29 : 210,740.50 = 88,175.25 : x
  2. Step 2: Convert to fraction form
    152,703.29/210,740.50 = 88,175.25/x
  3. Step 3: Cross multiply
    152,703.29x = 210,740.50 × 88,175.25
  4. Step 4: Simplify right side
    152,703.29x = 18,582,095,218.92
  5. Step 5: Solve for x
    x = 18,582,095,218.92/152,703.29
  6. Step 6: Final answer
    x = 121,687.59

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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.