Home / 146,815.47-220,256.02-46,981.66

Finding the Fourth Proportional to 146,815.47, 220,256.02 and 46,981.66

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Solution

The fourth proportional to 146,815.47, 220,256.02 and 46,981.66 is: 70,482.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,815.47 : 220,256.02 = 46,981.66 : x
  2. Step 2: Convert to fraction form
    146,815.47/220,256.02 = 46,981.66/x
  3. Step 3: Cross multiply
    146,815.47x = 220,256.02 × 46,981.66
  4. Step 4: Simplify right side
    146,815.47x = 10,347,992,343.31
  5. Step 5: Solve for x
    x = 10,347,992,343.31/146,815.47
  6. Step 6: Final answer
    x = 70,482.98

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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.