Home / 152,330.22-210,222.30-84,347.19

Finding the Fourth Proportional to 152,330.22, 210,222.30 and 84,347.19

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Solution

The fourth proportional to 152,330.22, 210,222.30 and 84,347.19 is: 116,402.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,330.22 : 210,222.30 = 84,347.19 : x
  2. Step 2: Convert to fraction form
    152,330.22/210,222.30 = 84,347.19/x
  3. Step 3: Cross multiply
    152,330.22x = 210,222.30 × 84,347.19
  4. Step 4: Simplify right side
    152,330.22x = 17,731,660,596.64
  5. Step 5: Solve for x
    x = 17,731,660,596.64/152,330.22
  6. Step 6: Final answer
    x = 116,402.78

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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.