Home / 210,174.95-290,032.65-119,518.34

Finding the Fourth Proportional to 210,174.95, 290,032.65 and 119,518.34

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Solution

The fourth proportional to 210,174.95, 290,032.65 and 119,518.34 is: 164,930.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,174.95 : 290,032.65 = 119,518.34 : x
  2. Step 2: Convert to fraction form
    210,174.95/290,032.65 = 119,518.34/x
  3. Step 3: Cross multiply
    210,174.95x = 290,032.65 × 119,518.34
  4. Step 4: Simplify right side
    210,174.95x = 34,664,219,423.64
  5. Step 5: Solve for x
    x = 34,664,219,423.64/210,174.95
  6. Step 6: Final answer
    x = 164,930.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.