Home / 92,957.13-139,282.47-53,547.39

Finding the Fourth Proportional to 92,957.13, 139,282.47 and 53,547.39

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Solution

The fourth proportional to 92,957.13, 139,282.47 and 53,547.39 is: 80,232.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,957.13 : 139,282.47 = 53,547.39 : x
  2. Step 2: Convert to fraction form
    92,957.13/139,282.47 = 53,547.39/x
  3. Step 3: Cross multiply
    92,957.13x = 139,282.47 × 53,547.39
  4. Step 4: Simplify right side
    92,957.13x = 7,458,212,741.25
  5. Step 5: Solve for x
    x = 7,458,212,741.25/92,957.13
  6. Step 6: Final answer
    x = 80,232.82

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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.