Home / 52,637.28-78,970.59-29,280.12

Finding the Fourth Proportional to 52,637.28, 78,970.59 and 29,280.12

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Solution

The fourth proportional to 52,637.28, 78,970.59 and 29,280.12 is: 43,928.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,637.28 : 78,970.59 = 29,280.12 : x
  2. Step 2: Convert to fraction form
    52,637.28/78,970.59 = 29,280.12/x
  3. Step 3: Cross multiply
    52,637.28x = 78,970.59 × 29,280.12
  4. Step 4: Simplify right side
    52,637.28x = 2,312,268,351.67
  5. Step 5: Solve for x
    x = 2,312,268,351.67/52,637.28
  6. Step 6: Final answer
    x = 43,928.34

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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.