Home / 152,280.68-210,076.94-98,583.08

Finding the Fourth Proportional to 152,280.68, 210,076.94 and 98,583.08

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Solution

The fourth proportional to 152,280.68, 210,076.94 and 98,583.08 is: 135,999.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,280.68 : 210,076.94 = 98,583.08 : x
  2. Step 2: Convert to fraction form
    152,280.68/210,076.94 = 98,583.08/x
  3. Step 3: Cross multiply
    152,280.68x = 210,076.94 × 98,583.08
  4. Step 4: Simplify right side
    152,280.68x = 20,710,030,978.25
  5. Step 5: Solve for x
    x = 20,710,030,978.25/152,280.68
  6. Step 6: Final answer
    x = 135,999.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.