Home / 157,421.90-236,132.85-151,298.30

Finding the Fourth Proportional to 157,421.90, 236,132.85 and 151,298.30

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Solution

The fourth proportional to 157,421.90, 236,132.85 and 151,298.30 is: 226,947.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,421.90 : 236,132.85 = 151,298.30 : x
  2. Step 2: Convert to fraction form
    157,421.90/236,132.85 = 151,298.30/x
  3. Step 3: Cross multiply
    157,421.90x = 236,132.85 × 151,298.30
  4. Step 4: Simplify right side
    157,421.90x = 35,726,498,779.16
  5. Step 5: Solve for x
    x = 35,726,498,779.16/157,421.90
  6. Step 6: Final answer
    x = 226,947.45

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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.