Home / 88,047.51-121,476.02-50,295.03

Finding the Fourth Proportional to 88,047.51, 121,476.02 and 50,295.03

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Solution

The fourth proportional to 88,047.51, 121,476.02 and 50,295.03 is: 69,390.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,047.51 : 121,476.02 = 50,295.03 : x
  2. Step 2: Convert to fraction form
    88,047.51/121,476.02 = 50,295.03/x
  3. Step 3: Cross multiply
    88,047.51x = 121,476.02 × 50,295.03
  4. Step 4: Simplify right side
    88,047.51x = 6,109,639,818.71
  5. Step 5: Solve for x
    x = 6,109,639,818.71/88,047.51
  6. Step 6: Final answer
    x = 69,390.26

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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.