Home / 127,063.46-175,368.57-70,493.06

Finding the Fourth Proportional to 127,063.46, 175,368.57 and 70,493.06

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Solution

The fourth proportional to 127,063.46, 175,368.57 and 70,493.06 is: 97,292.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,063.46 : 175,368.57 = 70,493.06 : x
  2. Step 2: Convert to fraction form
    127,063.46/175,368.57 = 70,493.06/x
  3. Step 3: Cross multiply
    127,063.46x = 175,368.57 × 70,493.06
  4. Step 4: Simplify right side
    127,063.46x = 12,362,267,127.12
  5. Step 5: Solve for x
    x = 12,362,267,127.12/127,063.46
  6. Step 6: Final answer
    x = 97,292.07

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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.