Home / 91,330.52-126,031.06-51,036.26

Finding the Fourth Proportional to 91,330.52, 126,031.06 and 51,036.26

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Solution

The fourth proportional to 91,330.52, 126,031.06 and 51,036.26 is: 70,427.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,330.52 : 126,031.06 = 51,036.26 : x
  2. Step 2: Convert to fraction form
    91,330.52/126,031.06 = 51,036.26/x
  3. Step 3: Cross multiply
    91,330.52x = 126,031.06 × 51,036.26
  4. Step 4: Simplify right side
    91,330.52x = 6,432,153,946.24
  5. Step 5: Solve for x
    x = 6,432,153,946.24/91,330.52
  6. Step 6: Final answer
    x = 70,427.21

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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.