Home / 75,066.98-103,547.31-49,573.58

Finding the Fourth Proportional to 75,066.98, 103,547.31 and 49,573.58

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Solution

The fourth proportional to 75,066.98, 103,547.31 and 49,573.58 is: 68,381.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,066.98 : 103,547.31 = 49,573.58 : x
  2. Step 2: Convert to fraction form
    75,066.98/103,547.31 = 49,573.58/x
  3. Step 3: Cross multiply
    75,066.98x = 103,547.31 × 49,573.58
  4. Step 4: Simplify right side
    75,066.98x = 5,133,210,856.07
  5. Step 5: Solve for x
    x = 5,133,210,856.07/75,066.98
  6. Step 6: Final answer
    x = 68,381.74

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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.