Home / 112,034.06-168,100.50-59,430.64

Finding the Fourth Proportional to 112,034.06, 168,100.50 and 59,430.64

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Solution

The fourth proportional to 112,034.06, 168,100.50 and 59,430.64 is: 89,172.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,034.06 : 168,100.50 = 59,430.64 : x
  2. Step 2: Convert to fraction form
    112,034.06/168,100.50 = 59,430.64/x
  3. Step 3: Cross multiply
    112,034.06x = 168,100.50 × 59,430.64
  4. Step 4: Simplify right side
    112,034.06x = 9,990,320,299.32
  5. Step 5: Solve for x
    x = 9,990,320,299.32/112,034.06
  6. Step 6: Final answer
    x = 89,172.17

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1.5x scale

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.