Home / 91,012.84-125,602.02-50,726.89

Finding the Fourth Proportional to 91,012.84, 125,602.02 and 50,726.89

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Solution

The fourth proportional to 91,012.84, 125,602.02 and 50,726.89 is: 70,005.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,012.84 : 125,602.02 = 50,726.89 : x
  2. Step 2: Convert to fraction form
    91,012.84/125,602.02 = 50,726.89/x
  3. Step 3: Cross multiply
    91,012.84x = 125,602.02 × 50,726.89
  4. Step 4: Simplify right side
    91,012.84x = 6,371,399,852.32
  5. Step 5: Solve for x
    x = 6,371,399,852.32/91,012.84
  6. Step 6: Final answer
    x = 70,005.51

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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.