Home / 74,710.84-112,066.44-61,510.36

Finding the Fourth Proportional to 74,710.84, 112,066.44 and 61,510.36

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Solution

The fourth proportional to 74,710.84, 112,066.44 and 61,510.36 is: 92,265.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,710.84 : 112,066.44 = 61,510.36 : x
  2. Step 2: Convert to fraction form
    74,710.84/112,066.44 = 61,510.36/x
  3. Step 3: Cross multiply
    74,710.84x = 112,066.44 × 61,510.36
  4. Step 4: Simplify right side
    74,710.84x = 6,893,247,068.32
  5. Step 5: Solve for x
    x = 6,893,247,068.32/74,710.84
  6. Step 6: Final answer
    x = 92,265.69

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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.