Home / 154,980.47-232,389.95-55,126.17

Finding the Fourth Proportional to 154,980.47, 232,389.95 and 55,126.17

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Solution

The fourth proportional to 154,980.47, 232,389.95 and 55,126.17 is: 82,660.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,980.47 : 232,389.95 = 55,126.17 : x
  2. Step 2: Convert to fraction form
    154,980.47/232,389.95 = 55,126.17/x
  3. Step 3: Cross multiply
    154,980.47x = 232,389.95 × 55,126.17
  4. Step 4: Simplify right side
    154,980.47x = 12,810,767,614.36
  5. Step 5: Solve for x
    x = 12,810,767,614.36/154,980.47
  6. Step 6: Final answer
    x = 82,660.53

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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.