Home / 216,129.54-298,263.47-119,333.08

Finding the Fourth Proportional to 216,129.54, 298,263.47 and 119,333.08

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Solution

The fourth proportional to 216,129.54, 298,263.47 and 119,333.08 is: 164,682.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,129.54 : 298,263.47 = 119,333.08 : x
  2. Step 2: Convert to fraction form
    216,129.54/298,263.47 = 119,333.08/x
  3. Step 3: Cross multiply
    216,129.54x = 298,263.47 × 119,333.08
  4. Step 4: Simplify right side
    216,129.54x = 35,592,698,526.59
  5. Step 5: Solve for x
    x = 35,592,698,526.59/216,129.54
  6. Step 6: Final answer
    x = 164,682.25

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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.