Home / 84,622.23-126,904.14-34,688.16

Finding the Fourth Proportional to 84,622.23, 126,904.14 and 34,688.16

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Solution

The fourth proportional to 84,622.23, 126,904.14 and 34,688.16 is: 52,020.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,622.23 : 126,904.14 = 34,688.16 : x
  2. Step 2: Convert to fraction form
    84,622.23/126,904.14 = 34,688.16/x
  3. Step 3: Cross multiply
    84,622.23x = 126,904.14 × 34,688.16
  4. Step 4: Simplify right side
    84,622.23x = 4,402,071,112.98
  5. Step 5: Solve for x
    x = 4,402,071,112.98/84,622.23
  6. Step 6: Final answer
    x = 52,020.27

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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.