Home / 152,319.02-210,201.90-84,337.22

Finding the Fourth Proportional to 152,319.02, 210,201.90 and 84,337.22

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Solution

The fourth proportional to 152,319.02, 210,201.90 and 84,337.22 is: 116,386.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,319.02 : 210,201.90 = 84,337.22 : x
  2. Step 2: Convert to fraction form
    152,319.02/210,201.90 = 84,337.22/x
  3. Step 3: Cross multiply
    152,319.02x = 210,201.90 × 84,337.22
  4. Step 4: Simplify right side
    152,319.02x = 17,727,844,093.96
  5. Step 5: Solve for x
    x = 17,727,844,093.96/152,319.02
  6. Step 6: Final answer
    x = 116,386.28

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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.