Home / 112,262.84-154,921.50-61,275.16

Finding the Fourth Proportional to 112,262.84, 154,921.50 and 61,275.16

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Solution

The fourth proportional to 112,262.84, 154,921.50 and 61,275.16 is: 84,559.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,262.84 : 154,921.50 = 61,275.16 : x
  2. Step 2: Convert to fraction form
    112,262.84/154,921.50 = 61,275.16/x
  3. Step 3: Cross multiply
    112,262.84x = 154,921.50 × 61,275.16
  4. Step 4: Simplify right side
    112,262.84x = 9,492,839,699.94
  5. Step 5: Solve for x
    x = 9,492,839,699.94/112,262.84
  6. Step 6: Final answer
    x = 84,559.06

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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.