Home / 213,106.04-294,124.47-127,070.57

Finding the Fourth Proportional to 213,106.04, 294,124.47 and 127,070.57

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Solution

The fourth proportional to 213,106.04, 294,124.47 and 127,070.57 is: 175,380.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,106.04 : 294,124.47 = 127,070.57 : x
  2. Step 2: Convert to fraction form
    213,106.04/294,124.47 = 127,070.57/x
  3. Step 3: Cross multiply
    213,106.04x = 294,124.47 × 127,070.57
  4. Step 4: Simplify right side
    213,106.04x = 37,374,564,312.64
  5. Step 5: Solve for x
    x = 37,374,564,312.64/213,106.04
  6. Step 6: Final answer
    x = 175,380.13

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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.