Home / 127,498.18-175,944.99-70,908.34

Finding the Fourth Proportional to 127,498.18, 175,944.99 and 70,908.34

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Solution

The fourth proportional to 127,498.18, 175,944.99 and 70,908.34 is: 97,852.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,498.18 : 175,944.99 = 70,908.34 : x
  2. Step 2: Convert to fraction form
    127,498.18/175,944.99 = 70,908.34/x
  3. Step 3: Cross multiply
    127,498.18x = 175,944.99 × 70,908.34
  4. Step 4: Simplify right side
    127,498.18x = 12,475,967,172.22
  5. Step 5: Solve for x
    x = 12,475,967,172.22/127,498.18
  6. Step 6: Final answer
    x = 97,852.12

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1.5x scale

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.