Home / 127,316.98-190,788.54-64,050.14

Finding the Fourth Proportional to 127,316.98, 190,788.54 and 64,050.14

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Solution

The fourth proportional to 127,316.98, 190,788.54 and 64,050.14 is: 95,981.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,316.98 : 190,788.54 = 64,050.14 : x
  2. Step 2: Convert to fraction form
    127,316.98/190,788.54 = 64,050.14/x
  3. Step 3: Cross multiply
    127,316.98x = 190,788.54 × 64,050.14
  4. Step 4: Simplify right side
    127,316.98x = 12,220,033,114.32
  5. Step 5: Solve for x
    x = 12,220,033,114.32/127,316.98
  6. Step 6: Final answer
    x = 95,981.18

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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.