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Finding the Fourth Proportional to 216,833.10, 299,224.93 and 118,716.14

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Solution

The fourth proportional to 216,833.10, 299,224.93 and 118,716.14 is: 163,825.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,833.10 : 299,224.93 = 118,716.14 : x
  2. Step 2: Convert to fraction form
    216,833.10/299,224.93 = 118,716.14/x
  3. Step 3: Cross multiply
    216,833.10x = 299,224.93 × 118,716.14
  4. Step 4: Simplify right side
    216,833.10x = 35,522,828,681.37
  5. Step 5: Solve for x
    x = 35,522,828,681.37/216,833.10
  6. Step 6: Final answer
    x = 163,825.67

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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.