Home / 155,443.40-233,165.10-43,123.40

Finding the Fourth Proportional to 155,443.40, 233,165.10 and 43,123.40

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Solution

The fourth proportional to 155,443.40, 233,165.10 and 43,123.40 is: 64,685.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,443.40 : 233,165.10 = 43,123.40 : x
  2. Step 2: Convert to fraction form
    155,443.40/233,165.10 = 43,123.40/x
  3. Step 3: Cross multiply
    155,443.40x = 233,165.10 × 43,123.40
  4. Step 4: Simplify right side
    155,443.40x = 10,054,871,873.34
  5. Step 5: Solve for x
    x = 10,054,871,873.34/155,443.40
  6. Step 6: Final answer
    x = 64,685.10

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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.