Home / 105,277.32-157,903.02-46,101.96

Finding the Fourth Proportional to 105,277.32, 157,903.02 and 46,101.96

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Solution

The fourth proportional to 105,277.32, 157,903.02 and 46,101.96 is: 69,147.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,277.32 : 157,903.02 = 46,101.96 : x
  2. Step 2: Convert to fraction form
    105,277.32/157,903.02 = 46,101.96/x
  3. Step 3: Cross multiply
    105,277.32x = 157,903.02 × 46,101.96
  4. Step 4: Simplify right side
    105,277.32x = 7,279,638,711.92
  5. Step 5: Solve for x
    x = 7,279,638,711.92/105,277.32
  6. Step 6: Final answer
    x = 69,147.26

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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.