Home / 130,356.56-195,563.64-47,248.40

Finding the Fourth Proportional to 130,356.56, 195,563.64 and 47,248.40

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Solution

The fourth proportional to 130,356.56, 195,563.64 and 47,248.40 is: 70,883.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,356.56 : 195,563.64 = 47,248.40 : x
  2. Step 2: Convert to fraction form
    130,356.56/195,563.64 = 47,248.40/x
  3. Step 3: Cross multiply
    130,356.56x = 195,563.64 × 47,248.40
  4. Step 4: Simplify right side
    130,356.56x = 9,240,069,088.18
  5. Step 5: Solve for x
    x = 9,240,069,088.18/130,356.56
  6. Step 6: Final answer
    x = 70,883.04

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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.