Home / 55,088.16-76,019.52-29,937.12

Finding the Fourth Proportional to 55,088.16, 76,019.52 and 29,937.12

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Solution

The fourth proportional to 55,088.16, 76,019.52 and 29,937.12 is: 41,312.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,088.16 : 76,019.52 = 29,937.12 : x
  2. Step 2: Convert to fraction form
    55,088.16/76,019.52 = 29,937.12/x
  3. Step 3: Cross multiply
    55,088.16x = 76,019.52 × 29,937.12
  4. Step 4: Simplify right side
    55,088.16x = 2,275,805,492.58
  5. Step 5: Solve for x
    x = 2,275,805,492.58/55,088.16
  6. Step 6: Final answer
    x = 41,312.06

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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.