Home / 61,176.13-84,374.36-50,547.31

Finding the Fourth Proportional to 61,176.13, 84,374.36 and 50,547.31

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Solution

The fourth proportional to 61,176.13, 84,374.36 and 50,547.31 is: 69,715.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,176.13 : 84,374.36 = 50,547.31 : x
  2. Step 2: Convert to fraction form
    61,176.13/84,374.36 = 50,547.31/x
  3. Step 3: Cross multiply
    61,176.13x = 84,374.36 × 50,547.31
  4. Step 4: Simplify right side
    61,176.13x = 4,264,896,656.85
  5. Step 5: Solve for x
    x = 4,264,896,656.85/61,176.13
  6. Step 6: Final answer
    x = 69,715.05

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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.