Home / 105,534.79-158,259.66-38,047.62

Finding the Fourth Proportional to 105,534.79, 158,259.66 and 38,047.62

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Solution

The fourth proportional to 105,534.79, 158,259.66 and 38,047.62 is: 57,056.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,534.79 : 158,259.66 = 38,047.62 : x
  2. Step 2: Convert to fraction form
    105,534.79/158,259.66 = 38,047.62/x
  3. Step 3: Cross multiply
    105,534.79x = 158,259.66 × 38,047.62
  4. Step 4: Simplify right side
    105,534.79x = 6,021,403,405.01
  5. Step 5: Solve for x
    x = 6,021,403,405.01/105,534.79
  6. Step 6: Final answer
    x = 57,056.10

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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.