Home / 189,944.02-262,108.92-105,062.50

Finding the Fourth Proportional to 189,944.02, 262,108.92 and 105,062.50

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Solution

The fourth proportional to 189,944.02, 262,108.92 and 105,062.50 is: 144,978.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,944.02 : 262,108.92 = 105,062.50 : x
  2. Step 2: Convert to fraction form
    189,944.02/262,108.92 = 105,062.50/x
  3. Step 3: Cross multiply
    189,944.02x = 262,108.92 × 105,062.50
  4. Step 4: Simplify right side
    189,944.02x = 27,537,818,407.50
  5. Step 5: Solve for x
    x = 27,537,818,407.50/189,944.02
  6. Step 6: Final answer
    x = 144,978.60

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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.