Home / 127,056.90-190,602.93-42,841.17

Finding the Fourth Proportional to 127,056.90, 190,602.93 and 42,841.17

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Solution

The fourth proportional to 127,056.90, 190,602.93 and 42,841.17 is: 64,267.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,056.90 : 190,602.93 = 42,841.17 : x
  2. Step 2: Convert to fraction form
    127,056.90/190,602.93 = 42,841.17/x
  3. Step 3: Cross multiply
    127,056.90x = 190,602.93 × 42,841.17
  4. Step 4: Simplify right side
    127,056.90x = 8,165,652,526.63
  5. Step 5: Solve for x
    x = 8,165,652,526.63/127,056.90
  6. Step 6: Final answer
    x = 64,267.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.