Home / 142,014.40-212,852.14-66,010.24

Finding the Fourth Proportional to 142,014.40, 212,852.14 and 66,010.24

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Solution

The fourth proportional to 142,014.40, 212,852.14 and 66,010.24 is: 98,936.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,014.40 : 212,852.14 = 66,010.24 : x
  2. Step 2: Convert to fraction form
    142,014.40/212,852.14 = 66,010.24/x
  3. Step 3: Cross multiply
    142,014.40x = 212,852.14 × 66,010.24
  4. Step 4: Simplify right side
    142,014.40x = 14,050,420,845.91
  5. Step 5: Solve for x
    x = 14,050,420,845.91/142,014.40
  6. Step 6: Final answer
    x = 98,936.59

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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.