Home / 146,403.42-202,036.95-79,335.42

Finding the Fourth Proportional to 146,403.42, 202,036.95 and 79,335.42

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Solution

The fourth proportional to 146,403.42, 202,036.95 and 79,335.42 is: 109,483.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,403.42 : 202,036.95 = 79,335.42 : x
  2. Step 2: Convert to fraction form
    146,403.42/202,036.95 = 79,335.42/x
  3. Step 3: Cross multiply
    146,403.42x = 202,036.95 × 79,335.42
  4. Step 4: Simplify right side
    146,403.42x = 16,028,686,283.77
  5. Step 5: Solve for x
    x = 16,028,686,283.77/146,403.42
  6. Step 6: Final answer
    x = 109,483.00

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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.