Home / 84,870.93-117,073.16-52,984.47

Finding the Fourth Proportional to 84,870.93, 117,073.16 and 52,984.47

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Solution

The fourth proportional to 84,870.93, 117,073.16 and 52,984.47 is: 73,088.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,870.93 : 117,073.16 = 52,984.47 : x
  2. Step 2: Convert to fraction form
    84,870.93/117,073.16 = 52,984.47/x
  3. Step 3: Cross multiply
    84,870.93x = 117,073.16 × 52,984.47
  4. Step 4: Simplify right side
    84,870.93x = 6,203,058,483.54
  5. Step 5: Solve for x
    x = 6,203,058,483.54/84,870.93
  6. Step 6: Final answer
    x = 73,088.15

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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.