Home / 127,114.18-175,417.60-70,525.42

Finding the Fourth Proportional to 127,114.18, 175,417.60 and 70,525.42

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Solution

The fourth proportional to 127,114.18, 175,417.60 and 70,525.42 is: 97,325.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,114.18 : 175,417.60 = 70,525.42 : x
  2. Step 2: Convert to fraction form
    127,114.18/175,417.60 = 70,525.42/x
  3. Step 3: Cross multiply
    127,114.18x = 175,417.60 × 70,525.42
  4. Step 4: Simplify right side
    127,114.18x = 12,371,399,915.39
  5. Step 5: Solve for x
    x = 12,371,399,915.39/127,114.18
  6. Step 6: Final answer
    x = 97,325.10

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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.