Home / 142,877.10-214,315.65-48,099.36

Finding the Fourth Proportional to 142,877.10, 214,315.65 and 48,099.36

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Solution

The fourth proportional to 142,877.10, 214,315.65 and 48,099.36 is: 72,149.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,877.10 : 214,315.65 = 48,099.36 : x
  2. Step 2: Convert to fraction form
    142,877.10/214,315.65 = 48,099.36/x
  3. Step 3: Cross multiply
    142,877.10x = 214,315.65 × 48,099.36
  4. Step 4: Simplify right side
    142,877.10x = 10,308,445,602.98
  5. Step 5: Solve for x
    x = 10,308,445,602.98/142,877.10
  6. Step 6: Final answer
    x = 72,149.04

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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.