Home / 94,777.01-142,155.74-31,590.30

Finding the Fourth Proportional to 94,777.01, 142,155.74 and 31,590.30

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Solution

The fourth proportional to 94,777.01, 142,155.74 and 31,590.30 is: 47,382.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,777.01 : 142,155.74 = 31,590.30 : x
  2. Step 2: Convert to fraction form
    94,777.01/142,155.74 = 31,590.30/x
  3. Step 3: Cross multiply
    94,777.01x = 142,155.74 × 31,590.30
  4. Step 4: Simplify right side
    94,777.01x = 4,490,742,473.32
  5. Step 5: Solve for x
    x = 4,490,742,473.32/94,777.01
  6. Step 6: Final answer
    x = 47,382.19

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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.