Home / 61,804.14-92,632.05-28,478.46

Finding the Fourth Proportional to 61,804.14, 92,632.05 and 28,478.46

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Solution

The fourth proportional to 61,804.14, 92,632.05 and 28,478.46 is: 42,683.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,804.14 : 92,632.05 = 28,478.46 : x
  2. Step 2: Convert to fraction form
    61,804.14/92,632.05 = 28,478.46/x
  3. Step 3: Cross multiply
    61,804.14x = 92,632.05 × 28,478.46
  4. Step 4: Simplify right side
    61,804.14x = 2,638,018,130.64
  5. Step 5: Solve for x
    x = 2,638,018,130.64/61,804.14
  6. Step 6: Final answer
    x = 42,683.52

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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.