Home / 71,101.36-98,140.13-42,056.63

Finding the Fourth Proportional to 71,101.36, 98,140.13 and 42,056.63

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Solution

The fourth proportional to 71,101.36, 98,140.13 and 42,056.63 is: 58,050.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,101.36 : 98,140.13 = 42,056.63 : x
  2. Step 2: Convert to fraction form
    71,101.36/98,140.13 = 42,056.63/x
  3. Step 3: Cross multiply
    71,101.36x = 98,140.13 × 42,056.63
  4. Step 4: Simplify right side
    71,101.36x = 4,127,442,925.28
  5. Step 5: Solve for x
    x = 4,127,442,925.28/71,101.36
  6. Step 6: Final answer
    x = 58,050.13

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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.