Home / 84,985.56-127,473.48-32,400.36

Finding the Fourth Proportional to 84,985.56, 127,473.48 and 32,400.36

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Solution

The fourth proportional to 84,985.56, 127,473.48 and 32,400.36 is: 48,598.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,985.56 : 127,473.48 = 32,400.36 : x
  2. Step 2: Convert to fraction form
    84,985.56/127,473.48 = 32,400.36/x
  3. Step 3: Cross multiply
    84,985.56x = 127,473.48 × 32,400.36
  4. Step 4: Simplify right side
    84,985.56x = 4,130,186,642.45
  5. Step 5: Solve for x
    x = 4,130,186,642.45/84,985.56
  6. Step 6: Final answer
    x = 48,598.69

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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.