Home / 75,337.32-113,008.14-42,038.76

Finding the Fourth Proportional to 75,337.32, 113,008.14 and 42,038.76

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Solution

The fourth proportional to 75,337.32, 113,008.14 and 42,038.76 is: 63,059.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,337.32 : 113,008.14 = 42,038.76 : x
  2. Step 2: Convert to fraction form
    75,337.32/113,008.14 = 42,038.76/x
  3. Step 3: Cross multiply
    75,337.32x = 113,008.14 × 42,038.76
  4. Step 4: Simplify right side
    75,337.32x = 4,750,722,075.51
  5. Step 5: Solve for x
    x = 4,750,722,075.51/75,337.32
  6. Step 6: Final answer
    x = 63,059.35

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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.