Home / 127,442.55-175,875.14-70,084.22

Finding the Fourth Proportional to 127,442.55, 175,875.14 and 70,084.22

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Solution

The fourth proportional to 127,442.55, 175,875.14 and 70,084.22 is: 96,718.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,442.55 : 175,875.14 = 70,084.22 : x
  2. Step 2: Convert to fraction form
    127,442.55/175,875.14 = 70,084.22/x
  3. Step 3: Cross multiply
    127,442.55x = 175,875.14 × 70,084.22
  4. Step 4: Simplify right side
    127,442.55x = 12,326,070,774.49
  5. Step 5: Solve for x
    x = 12,326,070,774.49/127,442.55
  6. Step 6: Final answer
    x = 96,718.65

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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.