Home / 112,746.76-169,120.02-46,187.01

Finding the Fourth Proportional to 112,746.76, 169,120.02 and 46,187.01

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Solution

The fourth proportional to 112,746.76, 169,120.02 and 46,187.01 is: 69,280.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,746.76 : 169,120.02 = 46,187.01 : x
  2. Step 2: Convert to fraction form
    112,746.76/169,120.02 = 46,187.01/x
  3. Step 3: Cross multiply
    112,746.76x = 169,120.02 × 46,187.01
  4. Step 4: Simplify right side
    112,746.76x = 7,811,148,054.94
  5. Step 5: Solve for x
    x = 7,811,148,054.94/112,746.76
  6. Step 6: Final answer
    x = 69,280.47

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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.