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Finding the Fourth Proportional to 77,547.58, 107,014.71 and 44,011.42

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Solution

The fourth proportional to 77,547.58, 107,014.71 and 44,011.42 is: 60,735.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,547.58 : 107,014.71 = 44,011.42 : x
  2. Step 2: Convert to fraction form
    77,547.58/107,014.71 = 44,011.42/x
  3. Step 3: Cross multiply
    77,547.58x = 107,014.71 × 44,011.42
  4. Step 4: Simplify right side
    77,547.58x = 4,709,869,347.99
  5. Step 5: Solve for x
    x = 4,709,869,347.99/77,547.58
  6. Step 6: Final answer
    x = 60,735.22

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1.5x scale

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.