Home / 126,133.04-174,063.12-69,547.52

Finding the Fourth Proportional to 126,133.04, 174,063.12 and 69,547.52

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Solution

The fourth proportional to 126,133.04, 174,063.12 and 69,547.52 is: 95,975.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,133.04 : 174,063.12 = 69,547.52 : x
  2. Step 2: Convert to fraction form
    126,133.04/174,063.12 = 69,547.52/x
  3. Step 3: Cross multiply
    126,133.04x = 174,063.12 × 69,547.52
  4. Step 4: Simplify right side
    126,133.04x = 12,105,658,319.46
  5. Step 5: Solve for x
    x = 12,105,658,319.46/126,133.04
  6. Step 6: Final answer
    x = 95,975.32

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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.