Home / 158,278.12-237,533.34-127,485.16

Finding the Fourth Proportional to 158,278.12, 237,533.34 and 127,485.16

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Solution

The fourth proportional to 158,278.12, 237,533.34 and 127,485.16 is: 191,321.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,278.12 : 237,533.34 = 127,485.16 : x
  2. Step 2: Convert to fraction form
    158,278.12/237,533.34 = 127,485.16/x
  3. Step 3: Cross multiply
    158,278.12x = 237,533.34 × 127,485.16
  4. Step 4: Simplify right side
    158,278.12x = 30,281,975,855.23
  5. Step 5: Solve for x
    x = 30,281,975,855.23/158,278.12
  6. Step 6: Final answer
    x = 191,321.30

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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.