Home / 97,318.35-134,300.30-57,055.95

Finding the Fourth Proportional to 97,318.35, 134,300.30 and 57,055.95

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Solution

The fourth proportional to 97,318.35, 134,300.30 and 57,055.95 is: 78,737.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,318.35 : 134,300.30 = 57,055.95 : x
  2. Step 2: Convert to fraction form
    97,318.35/134,300.30 = 57,055.95/x
  3. Step 3: Cross multiply
    97,318.35x = 134,300.30 × 57,055.95
  4. Step 4: Simplify right side
    97,318.35x = 7,662,630,916.51
  5. Step 5: Solve for x
    x = 7,662,630,916.51/97,318.35
  6. Step 6: Final answer
    x = 78,737.78

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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.