Home / 197,158.47-295,762.28-77,199.93

Finding the Fourth Proportional to 197,158.47, 295,762.28 and 77,199.93

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Solution

The fourth proportional to 197,158.47, 295,762.28 and 77,199.93 is: 115,809.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,158.47 : 295,762.28 = 77,199.93 : x
  2. Step 2: Convert to fraction form
    197,158.47/295,762.28 = 77,199.93/x
  3. Step 3: Cross multiply
    197,158.47x = 295,762.28 × 77,199.93
  4. Step 4: Simplify right side
    197,158.47x = 22,832,826,926.64
  5. Step 5: Solve for x
    x = 22,832,826,926.64/197,158.47
  6. Step 6: Final answer
    x = 115,809.52

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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.