Home / 112,730.53-169,015.70-56,530.10

Finding the Fourth Proportional to 112,730.53, 169,015.70 and 56,530.10

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Solution

The fourth proportional to 112,730.53, 169,015.70 and 56,530.10 is: 84,754.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,730.53 : 169,015.70 = 56,530.10 : x
  2. Step 2: Convert to fraction form
    112,730.53/169,015.70 = 56,530.10/x
  3. Step 3: Cross multiply
    112,730.53x = 169,015.70 × 56,530.10
  4. Step 4: Simplify right side
    112,730.53x = 9,554,473,294.84
  5. Step 5: Solve for x
    x = 9,554,473,294.84/112,730.53
  6. Step 6: Final answer
    x = 84,754.98

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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.