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Finding the Fourth Proportional to 61,547.80, 92,284.80 and 28,226.13

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Solution

The fourth proportional to 61,547.80, 92,284.80 and 28,226.13 is: 42,322.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,547.80 : 92,284.80 = 28,226.13 : x
  2. Step 2: Convert to fraction form
    61,547.80/92,284.80 = 28,226.13/x
  3. Step 3: Cross multiply
    61,547.80x = 92,284.80 × 28,226.13
  4. Step 4: Simplify right side
    61,547.80x = 2,604,842,761.82
  5. Step 5: Solve for x
    x = 2,604,842,761.82/61,547.80
  6. Step 6: Final answer
    x = 42,322.27

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1.5x scale

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.