Home / 94,173.02-129,904.47-56,425.40

Finding the Fourth Proportional to 94,173.02, 129,904.47 and 56,425.40

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Solution

The fourth proportional to 94,173.02, 129,904.47 and 56,425.40 is: 77,834.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,173.02 : 129,904.47 = 56,425.40 : x
  2. Step 2: Convert to fraction form
    94,173.02/129,904.47 = 56,425.40/x
  3. Step 3: Cross multiply
    94,173.02x = 129,904.47 × 56,425.40
  4. Step 4: Simplify right side
    94,173.02x = 7,329,911,681.54
  5. Step 5: Solve for x
    x = 7,329,911,681.54/94,173.02
  6. Step 6: Final answer
    x = 77,834.52

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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.