Home / 81,312.04-112,208.83-44,518.18

Finding the Fourth Proportional to 81,312.04, 112,208.83 and 44,518.18

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Solution

The fourth proportional to 81,312.04, 112,208.83 and 44,518.18 is: 61,434.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,312.04 : 112,208.83 = 44,518.18 : x
  2. Step 2: Convert to fraction form
    81,312.04/112,208.83 = 44,518.18/x
  3. Step 3: Cross multiply
    81,312.04x = 112,208.83 × 44,518.18
  4. Step 4: Simplify right side
    81,312.04x = 4,995,332,666.66
  5. Step 5: Solve for x
    x = 4,995,332,666.66/81,312.04
  6. Step 6: Final answer
    x = 61,434.11

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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.