Home / 142,878.27-214,167.36-48,075.54

Finding the Fourth Proportional to 142,878.27, 214,167.36 and 48,075.54

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Solution

The fourth proportional to 142,878.27, 214,167.36 and 48,075.54 is: 72,062.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,878.27 : 214,167.36 = 48,075.54 : x
  2. Step 2: Convert to fraction form
    142,878.27/214,167.36 = 48,075.54/x
  3. Step 3: Cross multiply
    142,878.27x = 214,167.36 × 48,075.54
  4. Step 4: Simplify right side
    142,878.27x = 10,296,211,482.37
  5. Step 5: Solve for x
    x = 10,296,211,482.37/142,878.27
  6. Step 6: Final answer
    x = 72,062.82

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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.