Home / 184,139.12-254,119.56-103,570.40

Finding the Fourth Proportional to 184,139.12, 254,119.56 and 103,570.40

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Solution

The fourth proportional to 184,139.12, 254,119.56 and 103,570.40 is: 142,931.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,139.12 : 254,119.56 = 103,570.40 : x
  2. Step 2: Convert to fraction form
    184,139.12/254,119.56 = 103,570.40/x
  3. Step 3: Cross multiply
    184,139.12x = 254,119.56 × 103,570.40
  4. Step 4: Simplify right side
    184,139.12x = 26,319,264,477.02
  5. Step 5: Solve for x
    x = 26,319,264,477.02/184,139.12
  6. Step 6: Final answer
    x = 142,931.41

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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.