Home / 81,114.41-121,671.57-59,068.04

Finding the Fourth Proportional to 81,114.41, 121,671.57 and 59,068.04

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Solution

The fourth proportional to 81,114.41, 121,671.57 and 59,068.04 is: 88,602.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,114.41 : 121,671.57 = 59,068.04 : x
  2. Step 2: Convert to fraction form
    81,114.41/121,671.57 = 59,068.04/x
  3. Step 3: Cross multiply
    81,114.41x = 121,671.57 × 59,068.04
  4. Step 4: Simplify right side
    81,114.41x = 7,186,900,444.51
  5. Step 5: Solve for x
    x = 7,186,900,444.51/81,114.41
  6. Step 6: Final answer
    x = 88,602.02

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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.